Fair Value Disclosures [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] U.S. government and agencies US Government Agencies Debt Securities [Member] State and political subdivisions US States and Political Subdivisions Debt Securities [Member] Corporate debt securities Corporate Debt Securities [Member] Mortgage-backed/asset-backed securities Asset-backed Securities [Member] Foreign government bonds Foreign Government Debt Securities [Member] Preferred stock available for sale Preferred Stock [Member] Equity securities available for sale Common Stock [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Available for sale debt securities Available-for-sale Securities, Debt Securities Equity securities available for sale, at fair value Available-for-sale Securities, Equity Securities Total assets Available-for-sale Securities Dividends [Abstract] Subsequent Event [Table] Subsequent Event [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] FNF Group Common Stock Fidelity National Financial Group Common Stock [Member] Fidelity National Financial Group Common Stock [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Common stock dividends declared (in dollars per share) Common Stock, Dividends, Per Share, Declared Investments, Debt and Equity Securities, and Equity Method Investments [Abstract] Investments, Debt and Equity Securities, and Equity Method Investments [Abstract] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Equity Method Investee Equity Method Investee [Member] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Ceridian Ceridian [Member] Ceridian [Member] Other Other Equity Method Investment [Member] Other Equity Method Investment [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Impairment losses, investments Other than Temporary Impairment Losses, Investments Amount held in fixed maturity securities for which an other-than-temporary impairment had been previously recognized Available-for-sale, Amount Held with Previously Recognized Other Than Temporary Impairments Available-for-sale, Amount Held with Previously Recognized Other Than Temporary Impairments Equity in earnings (losses) of unconsolidated affiliates Income (Loss) from Equity Method Investments Shares owned, value Equity Method Investments Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Assets measured on recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Unsecured Notes Unsecured Debt [Member] Senior Notes Senior Notes [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Unsecured Black Knight InfoServ notes due April 2023 Five Point Seven Five Percent Unsecured Notes Due April 2023 [Member] Five Point Seven Five Percent Unsecured Notes Due April 2023 [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Lender Processing Services Acquisition Lender Processing Services Acquisition [Member] Lender Processing Services Acquisition [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] BKFS Black Knight Financial Services, LLC [Member] Black Knight Financial Services, LLC [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Amount of debt instrument Debt Instrument, Face Amount Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Percentage price of redemption in the event of a change in control Debt Instrument, Redemption Price, Percentage in the Event of a Change in Control Debt Instrument, Redemption Price, Percentage in the Event of a Change in Control Repayments of notes payable Debt Instrument, Repurchased Face Amount Amount of debt repurchased Debt Instrument, Repurchase Amount Percentage price of redemption Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Notes Payable Long-term Debt [Text Block] Convertible Debt Convertible Debt [Member] Unsecured convertible notes due August 2018 Four Point Two Five Percent Unsecured Convertible Notes Due August 2018 [Member] Four Point Two Five Percent Unsecured Convertible Notes Due August 2018 [Member] If-converted percentage in excess of price Debt Instrument, Convertible, If-converted Percentage in Excess of Price Debt Instrument, Convertible, If-converted Percentage in Excess of Price Organization, Consolidation and Presentation of Financial Statements [Abstract] New Accounting Pronouncement, Early Adoption [Table] New Accounting Pronouncement, Early Adoption [Table] New Accounting Pronouncement, Early Adoption [Axis] New Accounting Pronouncement, Early Adoption [Axis] New Accounting Principles, Early Adoption [Domain] New Accounting Principles, Early Adoption [Domain] New Accounting Pronouncement, Early Adoption, Effect New Accounting Pronouncement, Early Adoption, Effect [Member] New Accounting Pronouncement, Early Adoption [Line Items] New Accounting Pronouncement, Early Adoption [Line Items] Tax benefit realized from exercise of stock options Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Organization, Consolidation, Presentation of Financial Statements, Discontinued Operations and Disposal Groups [Abstract] Organization, Consolidation, Presentation of Financial Statements, Discontinued Operations and Disposal Groups [Abstract] Basis of Financial Statements Basis of Accounting, Policy [Policy Text Block] Earnings per Share Earnings Per Share, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Statement of Financial Position [Abstract] Statement [Table] Statement [Table] FNFV Group Common Stock Fidelity National Financial Ventures Common Stock [Member] Fidelity National Financial Ventures Common Stock [Member] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Investments: Investments [Abstract] Fixed maturity securities available for sale, at fair value, at March 31, 2016 and December 31, 2015 includes pledged fixed maturity securities of $328 and $342, respectively, related to secured trust deposits Investments in unconsolidated affiliates Other long-term investments Other Long-term Investments Short-term investments, at March 31, 2016 and December 31, 2015 includes short term investments of $172 and $266, respectively, related to secured trust deposits Other Short-term Investments Total investments Investments Cash and cash equivalents, at March 31, 2016 and December 31, 2015 includes $355 and $108, respectively, of pledged cash related to secured trust deposits Cash and Cash Equivalents, at Carrying Value Trade and notes receivables, net of allowance of $25 and $32, at March 31, 2016 and December 31, 2015, respectively Accounts and Notes Receivable, Net Goodwill Goodwill Prepaid expenses and other assets Prepaid Expense and Other Assets Capitalized software, net Capitalized Computer Software, Net Other intangible assets, net Intangible Assets, Net (Excluding Goodwill and Title Plants) Intangible Assets, Net (Excluding Goodwill and Title Plants) Title plants Intangible Assets, Title Plants Intangible Assets, Title Plants Property and equipment, net Property, Plant and Equipment, Net Total assets Assets LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Liabilities: Liabilities [Abstract] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Notes payable Long-term Debt Reserve for title claim losses Liability for Unpaid Claims and Claims Adjustment Expense, Net Secured trust deposits Customer Advances and Deposits Income taxes payable Taxes Payable Deferred tax liability Deferred Income Tax Liabilities, Net Total liabilities Liabilities Redeemable non-controlling interest by 21% minority holder of ServiceLink Holdings, LLC Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests Equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common stock Common Stock, Value, Issued Preferred stock, $0.0001 par value; authorized 50,000,000 shares; issued and outstanding, none Preferred Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Less: treasury stock, 20,078,912 shares as of March 31, 2016 and 14,977,394 shares as of December 31, 2015, at cost Treasury Stock, Value Total Fidelity National Financial, Inc. shareholders’ equity Stockholders' Equity Attributable to Parent Non-controlling interests Stockholders' Equity Attributable to Noncontrolling Interest Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total liabilities, redeemable non-controlling interest and equity Liabilities and Equity Segment Reporting [Abstract] Segment Information Segment Reporting Disclosure [Text Block] ServiceLink Holdings, LLC ServiceLink Holdings, LLC [Member] ServiceLink Holdings, LLC [Member] Pledged fixed maturity securities secured trust deposits Available-for-sale Securities, Pledged, Customer Advances And Deposits Available-for-sale Securities, Pledged, Customer Advances And Deposits Short-term investments, secured trust deposits Other Short-term Investments, Pledged, Customer Advances and Deposits Other Short-term Investments, Pledged, Customer Advances and Deposits Pledged cash secured trust deposits Cash, Pledged, Customer Advances And Deposits Cash, Pledged, Customer Advances And Deposits Trade and notes receivables, allowance Allowance for Doubtful Accounts, Premiums and Other Receivables Ownership interest Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares outstanding Common Stock, Shares, Outstanding Common stock, shares issued Common Stock, Shares, Issued Preferred stock par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Preferred stock shares authorized Preferred Stock, Shares Authorized Preferred stock shares issued Preferred Stock, Shares Issued Preferred stock shares authorized Preferred Stock, Shares Outstanding Treasury stock Treasury Stock, Shares Supplemental Cash Flow Elements [Abstract] Non-cash investing and financing activities: Noncash Investing and Financing Items [Abstract] Investing activities: Noncash Investing Activities [Abstract] Noncash Investing Activities [Abstract] Change in proceeds of sales of investments available for sale receivable in period Noncash Investing and Financing Activities, Change in Proceeds of Sales of Investments Noncash Investing and Financing Activities, Change in Proceeds of Sales of Investments Change in purchases of investments available for sale payable in period Noncash Investing and Financing Activities, Change in Purchases of Investments Noncash Investing and Financing Activities, Change in Purchases of Investments Financing activities: Noncash Financing Activities [Abstract] Noncash Financing Activities [Abstract] Change in treasury stock purchases payable in period Noncash Investing and Financing Items, Treasury Stock Purchases Payable Noncash Investing and Financing Items, Treasury Stock Purchases Payable Noncontrolling Interest [Table] Noncontrolling Interest [Table] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] American Blue Ribbon Holdings American Blue Ribbon Holdings, LLC [Member] American Blue Ribbon Holdings, LLC [Member] Digital Insurance Digital Insurance, Inc. [Member] Digital Insurance, Inc. [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] FNF Ventures Segment Fidelity National Financial Ventures Segment [Member] Fidelity National Financial Ventures Segment [Member] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Number of operating segments Number of Operating Segments Ownership interest Noncontrolling Interest, Ownership Percentage by Parent Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Line of Credit Line of Credit [Member] Unsecured notes due September 2022 Five Point Five Zero Percent Unsecured Notes Due September 2022 [Member] Five Point Five Zero Percent Unsecured Notes Due September 2022 [Member] Revolving Credit Facility due July 2018 Revolving Credit Facility Due July 2018 [Member] Revolving Credit Facility Due July 2018 [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Restatement Adjustment Restatement Adjustment [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments Operating Segments [Member] Pacific Union International, Inc. Pacific Union International, Inc. [Member] Pacific Union International, Inc. [Member] Subsegments [Axis] Subsegments [Axis] Subsegments [Domain] Subsegments [Domain] FNF Group Corporate and Other Fidelity National Financial Core Corporate and Other Subsegment [Member] Fidelity National Financial Core Corporate and Other Subsegment [Member] FNF Group Segment Fidelity National Financial Group Segment [Member] Fidelity National Financial Group Segment [Member] Assets Other revenues Fees and Commissions Depreciation and amortization Depreciation, Depletion and Amortization Income (loss) from continuing operations Income (Loss) From Continuing Operations Before Minority Interest and Income (Loss) on Equity Method Investments, Net of Income Tax Income (Loss) From Continuing Operations Before Minority Interest and Income (Loss) on Equity Method Investments, Net of Income Tax Schedule of Long-term Debt Instruments Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Adjustments to reconcile net earnings to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Equity in (earnings) losses of unconsolidated affiliates Loss on sales of investments and other assets, net Gain (Loss) on Investments and Disposition of Other Assets Gain (Loss) on Investments and Disposition of Other Assets Gain on sale of Cascade Timberlands Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Impairment of assets Asset Impairment Charges Stock-based compensation cost Share-based Compensation Changes in assets and liabilities, net of effects from acquisitions: Increase (Decrease) in Operating Capital [Abstract] Net increase in pledged cash, pledged investments, and secured trust deposits Increase (Decrease) in Pledged Available-for-sale Securities, Pledged Cash, and Customer Advances And Deposits Increase (Decrease) in Pledged Available-for-sale Securities, Pledged Cash, and Customer Advances And Deposits Net decrease (increase) in trade receivables Increase (Decrease) in Accounts Receivable Net increase in prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Net decrease in accounts payable, accrued liabilities, deferred revenue and other Increase (Decrease) in Accounts Payable, Accrued Liabilities, Deferred Revenue, and Other Operating Liabilities Increase (Decrease) in Accounts Payable, Accrued Liabilities, Deferred Revenue, and Other Operating Liabilities Net increase (decrease) in reserve for title claim losses Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve Net change in income taxes Increase (Decrease) in Income Taxes Payable Net cash provided by operating activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Proceeds from sales of investment securities available for sale Proceeds from Sale of Available-for-sale Securities Proceeds from calls and maturities of investment securities available for sale Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities Proceeds from sales of other assets Proceeds from Sale of Other Productive Assets Additions to property and equipment and capitalized software Payments To Acquire Property, Plant, and Equipment and Software Payments To Acquire Property, Plant, and Equipment and Software Purchases of investment securities available for sale Payments to Acquire Available-for-sale Securities Net proceeds from short-term investment securities Payments for (Proceeds from) Short-term Investments Purchases of other long-term investments Payments to Acquire Other Investments Contributions to investments in unconsolidated affiliates Payments to Acquire Additional Interest in Subsidiaries Distributions from unconsolidated affiliates Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital Net other investing activities Payments for (Proceeds from) Other Investing Activities Acquisition of BPG Holdings, LLC, net of cash acquired Payments to Acquire Business Three, Net of Cash Acquired Proceeds from sale of Cascade Timberlands Proceeds from Divestiture of Interest in Consolidated Subsidiaries Other acquisitions/disposals of businesses, net of cash acquired Payments for (Proceeds from) Other Acquisitions and Disposals, Net of Cash Acquired Payments for (Proceeds from) Other Acquisitions and Disposals, Net of Cash Acquired Net cash provided by investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Borrowings Proceeds from Issuance of Long-term Debt Debt service payments Repayments of Long-term Debt Additional investment in non-controlling interest Payments to Noncontrolling Interests Dividends paid Payments of Ordinary Dividends, Common Stock Subsidiary dividends paid to non-controlling interest shareholders Payments of Ordinary Dividends, Noncontrolling Interest Exercise of stock options Proceeds from Stock Options Exercised Payment of contingent consideration for prior period acquisitions Payments of Distributions to Affiliates Purchases of treasury stock Payments for Repurchase of Common Stock Net cash used in financing activities Net increase (decrease) in cash and cash equivalents, excluding pledged cash related to secured trust deposits Cash and Cash Equivalents, Period Increase (Decrease), Excluding Cash Pledged for Customer Advances and Deposits Cash and Cash Equivalents, Period Increase (Decrease), Excluding Cash Pledged for Customer Advances and Deposits Cash and cash equivalents, excluding pledged cash related to secured trust deposits at beginning of period Cash and Cash Equivalents, Excluding Cash Pledged for Customer Advances and Deposits Cash and Cash Equivalents, Excluding Cash Pledged for Customer Advances and Deposits Cash and cash equivalents, excluding pledged cash related to secured trust deposits at end of period Supplemental cash flow information: Supplemental Cash Flow Information [Abstract] Income taxes paid, net Income Taxes Paid, Net Interest paid Interest Paid Investments, Debt and Equity Securities [Abstract] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] Less than 12 Months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 12 Months or Longer Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Total Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Loss [Abstract] Less than 12 Months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 12 Months or Longer Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Total Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Term Loan Term Loan [Member] Term Loan [Member] American Blue Ribbon Holdings Credit Facility Due August 2019 American Blue Ribbon Holdings Credit Facility Due August 2019 [Member] American Blue Ribbon Holdings Credit Facility Due August 2019 [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Line of credit facility Line of Credit Facility, Maximum Borrowing Capacity Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Gross amount of long term debt Long-term Debt, Gross Outstanding debt Letters of credit outstanding Letters of Credit Outstanding, Amount Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Total revenues Equity Method Investment, Summarized Financial Information, Revenue Loss before income taxes Equity Method Investment, Summarized Financial Information, Income (Loss) Before Income Taxes Equity Method Investment, Summarized Financial Information, Income (Loss) Before Income Taxes Net loss Equity Method Investment, Summarized Financial Information, Net Income (Loss) Fair value of long term debt Long-term Debt, Fair Value Excess fair value over carrying value of long-term debt Long-term Debt, Fair Value, Amount Over Carrying Value Long-term Debt, Fair Value, Amount Over Carrying Value Unamortized debt issuance cost Debt Issuance Cost Amortized Cost Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Rolling Maturity [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis Total Available-for-sale Debt Securities, Amortized Cost Basis Amortized Cost, Percent Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity, Percent [Abstract] Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity, Percent [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis, Percent After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis, Percent After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis, Percent After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis, Percent Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis, Percent Total Available-for-sale Debt Securities, Amortized Cost Basis, Percent Available-for-sale Debt Securities, Amortized Cost Basis, Percent Fair Value Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value Total Fair Value, Percent Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity, Percent [Abstract] Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity, Percent [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value, Percent After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value, Percent After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value, Percent After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value, Percent Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value, Percent Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value, Percent Total Available-for-sale Securities, Debt Securities, Percent Available-for-sale Securities, Debt Securities, Percent Unsecured notes due May 2017 Six Point Six Zero Percent Unsecured Notes Due May 2017 [Member] Six Point Six Zero Percent Unsecured Notes Due May 2017 [Member] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Net earnings Other comprehensive earnings (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized (loss) gain on investments and other financial instruments, net (excluding investments in unconsolidated affiliates) Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Unrealized (loss) gain on investments in unconsolidated affiliates Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Net of Tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Net of Tax Unrealized (loss) gain on foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other comprehensive earnings (loss) Other Comprehensive Income (Loss), Net of Tax Comprehensive earnings Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Less: Comprehensive earnings attributable to non-controlling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive earnings attributable to Fidelity National Financial Inc. Common Shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Black Knight Financial Services Credit Agreement Black Knight Financial Services Credit Agreement [Member] Black Knight Financial Services Credit Agreement [Member] Digital Insurance Revolving Credit Facility due March 31, 2020 Digital Insurance Revolving Credit Facility Due March 2020 [Member] Digital Insurance Revolving Credit Facility Due March 2020 [Member] Other Notes Payable, Other Payables [Member] Term Loan A Term Loan A [Member] Term Loan A [Member] Term Loan B Term Loan B [Member] Term Loan B [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Variable rate long term debt percentage Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate Antidilutive options (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Fair Value Measurements Fair Value Disclosures [Text Block] Basis of Financial Statements Organization, Consolidation, Presentation of Financial Statements, and Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Organization, Consolidation, Presentation of Financial Statements, and Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Schedule of Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Income Statement [Abstract] Revenues: Revenues [Abstract] Direct title insurance premiums Direct Premiums Written Agency title insurance premiums Assumed Premiums Written Escrow, title related and other fees Restaurant revenue Food and Beverage Revenue Interest and investment income Net Investment Income Realized gains and losses, net Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Total revenues Revenues Expenses: Benefits, Losses and Expenses [Abstract] Personnel costs Labor and Related Expense Agent commissions Insurance Commissions Other operating expenses Other Cost and Expense, Operating Cost of restaurant revenue Food and Beverage, Cost of Sales Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Provision for title claim losses Policyholder Benefits and Claims Incurred, Net Interest expense Interest Expense Total expenses Benefits, Losses and Expenses Earnings from continuing operations before income taxes and equity in earnings (losses) of unconsolidated affiliates Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Earnings from continuing operations before equity in earnings (losses) of unconsolidated affiliates Equity in earnings (losses) of unconsolidated affiliates Net earnings from continuing operations Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Less: Net earnings attributable to non-controlling interests Net earnings attributable to Fidelity National Financial, Inc. common shareholders Net Income (Loss) Attributable to Parent Earnings per share Earnings Per Share [Abstract] Basic earnings per share (in usd per share) Earnings Per Share, Basic Diluted earnings per share (in usd per share) Earnings Per Share, Diluted Weighted average number of shares outstanding, basic (shares) Weighted Average Number of Shares Outstanding, Basic Weighted average number of shares outstanding, diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Cash dividends paid per share (in usd per share) Common Stock, Dividends, Per Share, Cash Paid Schedule of Future Minimum Operating Lease Payments Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Total FNF Group Total FNFV Title Title Subsegment [Member] Title Subsegment [Member] Black Knight Black Knight Financial Services Subsegment [Member] Black Knight Financial Services Subsegment [Member] Restaurant Group Restaurant Group Subsegment [Member] Restaurant Group Subsegment [Member] FNFV Corporate and Other Fidelity National Financial Ventures Corporate and Other Subsegment [Member] Fidelity National Financial Ventures Corporate and Other Subsegment [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Title premiums Premiums Written, Net Revenues from external customers Sales Revenue, Services, Net Interest and investment income, including realized gains and losses Net Investment Income and Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Net Investment Income and Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Unrealized gain on investments and other financial instruments, tax (benefit) expense Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Unrealized gain on investments in unconsolidated affiliates tax (benefit) expense Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Tax Unrealized loss (gain) on foreign currency translation, tax (benefit) expense Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Fixed maturity securities available for sale Debt Securities [Member] Available-for-sale Securities Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract] Gross Realized Gains Available-for-sale Securities, Gross Realized Gains Gross Realized Losses Available-for-sale Securities, Gross Realized Losses Net Realized Gains (Losses) Available-for-sale Securities, Gross Realized Gain (Loss) Gross Proceeds from Sale/Maturity Proceeds from Sale and Maturity of Available-for-sale Securities Investments in unconsolidated affiliates Investments in Unconsolidated Affiliates [Abstract] Investments in Unconsolidated Affiliates [Abstract] Net Realized Gains (Losses) Equity Method Investment, Realized Gain (Loss) on Disposal Gross Proceeds from Sale/Maturity Proceeds from Sale of Equity Method Investments Other Long-Term Investments Gain (Loss) on Investments [Abstract] Net Realized Gains (Losses) Realized Investment Gains (Losses) Gross Proceeds from Sale/Maturity Proceeds from Sale and Maturity of Other Investments Other Assets Gain (Loss) on Other Assets [Abstract] Gain (Loss) on Other Assets [Abstract] Net Realized Gains (Losses) Gain (Loss) on Disposition of Other Financial Assets Gross Proceeds from Sale/Maturity Proceeds from Sale of Other Assets Total Realized Investment Gains (Losses) [Abstract] Net Realized Gains (Losses) Gross Proceeds from Sale/Maturity Proceeds from Sale, Maturity and Collection of Investments Line of Credit Facility [Table] Line of Credit Facility [Table] Intercompany Eliminations Consolidation, Eliminations [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Unamortized debt issuance costs Unamortized Debt Issuance Expense Available-for-sale Debt Securities Available-for-sale Debt Securities, Amortized Cost Basis [Abstract] Unrealized gains Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale Equity Securities Available-for-sale Equity Securities, Amortized Cost Basis [Abstract] Cost basis Available-for-sale Equity Securities, Amortized Cost Basis Unrealized gains Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale Securities Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract] Cost basis Available-for-sale Securities, Amortized Cost Basis Unrealized gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Current Ownership Equity Method Investment, Ownership Percentage Organization, Consolidation, and Presentation of FInancial Statements [Table] Organization, Consolidation, and Presentation of FInancial Statements [Table] Organization, Consolidation, and Presentation of FInancial Statements [Table] Ceridian HCM Holding, Inc. Ceridian HCM Holding, Inc. [Member] Ceridian HCM Holding, Inc. [Member] Organization, Consolidation, and Presentation of FInancial Statements [Line Items] Organization, Consolidation, and Presentation of FInancial Statements [Line Items] [Line Items] for Organization, Consolidation, and Presentation of FInancial Statements [Table] Proceeds from issuance of preferred stock and preference stock Proceeds from Issuance of Preferred Stock and Preference Stock Payments to acquire interest in subsidiaries and affiliates Payments to Acquire Interest in Subsidiaries and Affiliates Purchase options, land Purchase Options, Land Number of directors on board Number of Directors on Board Number of Directors on Board Period of stock repurchase program (in years) Stock Repurchase Program, Period in Force Stock repurchase program, authorized (in shares) Stock Repurchase Program, Number of Shares Authorized to be Repurchased Schedule of Available-for-sale Securities Schedule of Available-for-sale Securities Reconciliation [Table Text Block] Investments Classified by Contractual Maturity Date Investments Classified by Contractual Maturity Date [Table Text Block] Schedule of Temporary Impairment Losses, Investments Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] Realized Gains and Losses and Proceeds From Sales on Investments and Other Assets Gain (Loss) on Investments [Table Text Block] Schedule of Equity Method Investments Equity Method Investments [Table Text Block] Schedule of supplemental cash flow information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] 2016 (remaining) Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2017 Long-term Debt, Maturities, Repayments of Principal in Year Two 2018 Long-term Debt, Maturities, Repayments of Principal in Year Three 2019 Long-term Debt, Maturities, Repayments of Principal in Year Four 2020 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Long Term Debt Investments Investments in Debt and Equity Instruments, Cash and Cash Equivalents, Unrealized and Realized Gains (Losses) [Text Block] Total current assets before customer funds Equity Method Investment, Summarized Financial Information, Current Assets Excluding Customer Funds Equity Method Investment, Summarized Financial Information, Current Assets Excluding Customer Funds Customer funds Equity Method Investment, Summarized Financial Information, Customer Funds Equity Method Investment, Summarized Financial Information, Customer Funds Goodwill and other intangible assets, net Equity Method Investment, Summarized Financial Information, Goodwill and Other Intangible Assets, Net Equity Method Investment, Summarized Financial Information, Goodwill and Other Intangible Assets, Net Other assets Equity Method Investment, Summarized Financial Information, Other Noncurrent Assets Equity Method Investment, Summarized Financial Information, Other Noncurrent Assets Total assets Equity Method Investment, Summarized Financial Information, Assets Current liabilities before customer obligations Equity Method Investment, Summarized Financial Information, Current Liabilities Excluding Customer Obligations Equity Method Investment, Summarized Financial Information, Current Liabilities Excluding Customer Obligations Customer obligations Equity Method Investment, Summarized Financial Information, Customer Obligations Equity Method Investment, Summarized Financial Information, Customer Obligations Long-term obligations, less current portion Equity Method Investment, Summarized Financial Information, Long-term Obligations Equity Method Investment, Summarized Financial Information, Long-term Obligations Other long-term liabilities Equity Method Investment, Summarized Financial Information, Other Long-term Liabilities Equity Method Investment, Summarized Financial Information, Other Long-term Liabilities Total liabilities Equity Method Investment, Summarized Financial Information, Liabilities Equity Equity Method Investment Summarized Financial Information, Equity Total liabilities and equity Equity Method Investment, Summarized Financial Information, Liabilities and Equity Accrual for legal and regulatory matters Estimated Litigation Liability Loss Contingencies [Table] Loss Contingencies [Table] LPS LPS [Member] LPS [Member] Merion Capital Merion Capital [Member] Merion Capital [Member] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] Merion Capital LP and Merion Capital II, LP v. Lender Processing Services, Inc., C.A. No. 9320-VCL Merion Capital LP and Merion Capital II, LP v. Lender Processing Services, Inc., C.A. No. 9320-VCL [Member] Merion Capital LP and Merion Capital II, LP v. Lender Processing Services, Inc., C.A. No. 9320-VCL [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Investment owned balance (in shares) Investment Owned, Balance, Shares Litigation settlement interest Litigation Settlement Interest Business acquisition, share price (in dollars per share) Business Acquisition, Share Price Share price opined by plaintiff (in dollars per share) Loss Contingency, Business Acquisition Share Price Opined by Plaintiff Loss Contingency, Business Acquisition Share Price Opined by Plaintiff Percent difference in business acquisition share price Loss Contingency, Percent Difference in Business Acquisition Share Price Opined by Plaintiff Loss Contingency, Percent Difference in Business Acquisition Share Price Opined by Plaintiff Damages sought, value Loss Contingency, Damages Sought, Value Damages sought, interest Loss Contingency, Damages Sought, Interest Loss Contingency, Damages Sought, Interest 2016 (remaining) Operating Leases, Future Minimum Payments, Remainder of Fiscal Year 2017 Operating Leases, Future Minimum Payments, Due in Two Years 2018 Operating Leases, Future Minimum Payments, Due in Three Years 2019 Operating Leases, Future Minimum Payments, Due in Four Years 2020 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total future minimum operating lease payments Operating Leases, Future Minimum Payments Due Dividends Dividends Disclosure [Text Block] Dividends. Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Commons Stock Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Earnings (Loss) AOCI Attributable to Parent [Member] Treasury Stock Treasury Stock [Member] Noncontrolling Interest Noncontrolling Interest [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance (shares) Shares, Issued Beginning Balance Exercise of stock options (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Treasury stock repurchased (shares) Treasury Stock, Shares, Acquired Treasury stock repurchased Treasury Stock, Value, Acquired, Cost Method Other comprehensive earnings — unrealized gain on investments and other financial instruments Other comprehensive earnings — unrealized gain on investments in unconsolidated affiliates Other comprehensive earnings — unrealized gain on foreign currency translation Stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Dividends declared Dividends, Common Stock, Cash Acquisitions of non-controlling interests Noncontrolling Interest, Increase from Business Combination Sales and dissolution of non-controlling interests Noncontrolling Interest, Decrease from Deconsolidation Subsidiary dividends declared to non-controlling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Ending balance (shares) Ending Balance Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Beginning balance Ending balance Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block]