Summary of Significant Accounting Policies (Details) (USD $)	3 Months Ended			9 Months Ended	12 Months Ended			3 Months Ended
	Mar. 31, 2015	Sep. 30, 2014	Mar. 31, 2014	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2014	Jun. 30, 2014	Aug. 14, 2012	Nov. 26, 2012
New Accounting Pronouncements or Change in Accounting Principle
Proceeds received upon call or sales					$ (39,000,000)
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax					86,000,000	87,000,000	116,000,000	86,000,000
Other Comprehensive Income (Loss), Net of Tax					(40,000,000)	(22,000,000)	65,000,000
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax					12,000,000	(26,000,000)
Accumulated other comprehensive income on equity method investments					(51,000,000)	(41,000,000)	(26,000,000)	(51,000,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent					(17,000,000)	(2,000,000)	6,000,000
Proceeds from Divestiture of Businesses						0	75,000,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares			25,920,078
Available-for-sale Securities, Fair Value					3,025,000,000	2,959,000,000		3,025,000,000
Payments to Acquire Businesses, Gross					2,363,000,000	25,000,000	254,000,000
Stockholders' Equity Note, Stock Split, Conversion Ratio				0.3333
Treasury Stock, Value, Acquired, Cost Method					2,000,000	34,000,000	38,000,000
Line of Credit Facility, Maximum Borrowing Capacity		0		0
Proceeds from Dividends Received		0			400,000,000	100,000,000	200,000,000
Goodwill, Impairment Loss					0
Impairment of Intangible Assets (Excluding Goodwill)					0
Deposits					622,000,000	588,000,000		622,000,000
Provision for title insurance claims on current year policies					6.20%	7.00%
Agency title insurance premiums					1,944,000,000	2,352,000,000	2,101,000,000
Disposal Group, Including Discontinued Operation, Revenue						3,000,000
Pre-tax earnings from discontinued operations included in results of operations						3,000,000
Escrow Deposit					12,700,000,000			12,700,000,000
Escrow, title related and other fees					2,804,000,000	1,737,000,000	1,676,000,000
Total revenues					8,024,000,000	7,440,000,000	6,668,000,000
Personnel costs					2,540,000,000	2,061,000,000	1,834,000,000
Other operating expenses					1,643,000,000	1,273,000,000	1,269,000,000
Depreciation, Depletion and Amortization					403,000,000	133,000,000	103,000,000
Interest expense					127,000,000	73,000,000	64,000,000
Total expenses					7,632,000,000	6,824,000,000	5,922,000,000
Earnings (loss) from continuing operations before income taxes and equity in (loss) earnings of unconsolidated affiliates					392,000,000	616,000,000	746,000,000
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Acquisitions and Divestitures	1
Escrow Deposits Related to Property Sales	1
Proceeds from Divestiture of Businesses, Net of Cash Divested						0	120,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest					7,000,000	16,000,000	98,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent							56,000,000
Unrealized gain on investments and other financial instruments, net (excluding investments in unconsolidated affiliates)					(1,000,000)	(33,000,000)	41,000,000
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax					(7,000,000)	7,000,000	9,000,000	(7,000,000)
Defined Benefit Plan, Accumulated Other Comprehensive Income Minimum Pension Liability, after Tax					(26,000,000)	(16,000,000)	(40,000,000)	(26,000,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax					2,000,000	37,000,000	59,000,000	2,000,000
Other comprehensive earnings - unrealized gain on investments and other financial insruments					1,000,000	29,000,000	(29,000,000)
Other Comprehensive Income, Other, Net of Tax					(40,000,000)	(26,000,000)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax					0	(4,000,000)	13,000,000
Title Plant
New Accounting Pronouncements or Change in Accounting Principle
Other Asset Impairment Charges					1,000,000	4,000,000	13,000,000
Agent premium lag accrual
New Accounting Pronouncements or Change in Accounting Principle
Agent commission split rate					75.70%	76.10%	76.20%
Change in agency premium accrual					9,000,000	7,000,000	1,000,000
Agency premium accrual					55,000,000	74,000,000		55,000,000
Agency title insurance premiums					276,000,000	364,000,000
Accrued agent commissions					221,000,000	290,000,000		221,000,000
Ceridian [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares					2,400,000
Price per share					$ 147.66
Payments to Acquire Businesses, Gross								0
Equity Method Investment, Ownership Percentage					32.00%			32.00%
Business Combination, Consideration Transferred					356,000,000
Escrow Deposit					0			0
FNF Group [Member]
New Accounting Pronouncements or Change in Accounting Principle
Stockholders' Equity Note, Stock Split, Conversion Ratio									1
FNFV Group [Member]
New Accounting Pronouncements or Change in Accounting Principle
Treasury Stock, Value, Acquired, Cost Method	185,000,000
Remy
New Accounting Pronouncements or Change in Accounting Principle
Other Comprehensive Income (Loss), Net of Tax					5,000,000
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax					(2,000,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent					3,000,000
Revenue Other Manufactured Products					1,172,000,000	1,127,000,000	417,000,000
Investment Owned, Balance, Shares					16,342,508			16,342,508		16,300,000
Available-for-sale Securities, Fair Value					29,000,000			29,000,000
Purchased shares in business combination										1,500,000
Disposal Group, Including Discontinued Operation, Revenue					1,173,000,000	1,125,000,000	497,000,000
Pre-tax earnings from discontinued operations included in results of operations					6,000,000	22,000,000	89,000,000
Escrow, title related and other fees					1,000,000	(2,000,000)	80,000,000
Total revenues					1,173,000,000	1,125,000,000	497,000,000
Personnel costs					81,000,000	86,000,000	29,000,000
Other operating expenses					52,000,000	46,000,000	18,000,000
Cost of Other Manufactured Products					1,009,000,000	947,000,000	350,000,000
Depreciation, Depletion and Amortization					4,000,000	4,000,000	1,000,000
Interest expense					21,000,000	20,000,000	10,000,000
Total expenses					1,167,000,000	1,103,000,000	408,000,000
Income Tax Expense (Benefit), Continuing Operations, Discontinued Operations, Extraordinary Items					(1,000,000)	5,000,000	3,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest					7,000,000	17,000,000	86,000,000
Noncontrolling Interest, Decrease from Deconsolidation					3,000,000	10,000,000	2,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent					4,000,000	7,000,000	84,000,000
Cash Provided by (Used in) Operating Activities, Discontinued Operations					39,000,000	61,000,000	36,000,000
Cash Provided by (Used in) Investing Activities, Discontinued Operations					(50,000,000)	(21,000,000)	(10,000,000)
Cascade Timberlands, LLC [Member]
New Accounting Pronouncements or Change in Accounting Principle
Noncontrolling Interest, Ownership Percentage by Parent	70.20%
Proceeds from Divestiture of Businesses	85
Proceeds from Divestiture of Businesses, Net of Cash Divested	63,000,000
FleetCor [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Percentage of Voting Interests Acquired					300.00%			300.00%
J.Alexanders [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Percentage of Voting Interests Acquired					8700.00%			8700.00%
Remy
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Percentage of Voting Interests Acquired		51.00%		51.00%
Equity Method Investment, Ownership Percentage		47.00%		47.00%
LandCastle Title [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Percentage of Voting Interests Acquired		7500.00%		7500.00%
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage		70.00%		70.00%	75.00%			75.00%
Business Combination, Step Acquisition, Equity Interest in Acquiree, Including Subsequent Acquisition, Percentage		500.00%		500.00%
New Holdco [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares								16,600,000
J.Alexanders [Member]
New Accounting Pronouncements or Change in Accounting Principle
Price per share purchased											$ 0
LandCastle Title [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Share Price		$ 0		$ 0
Business Combination, Indemnification Assets, Range of Outcomes, Value, Low		0		0
Business Combination, Indemnification Assets, Range of Outcomes, Value, High		0		0
FNFV Group Common Stock [Member]
New Accounting Pronouncements or Change in Accounting Principle
Stock Repurchase Program, Number of Shares Authorized to be Repurchased		10,000,000		10,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest					(3,000,000)
Accumulated Other Comprehensive Income (Loss) [Member]
New Accounting Pronouncements or Change in Accounting Principle
Other Comprehensive Income (Loss), Net of Tax					5,000,000
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax					12,000,000	24,000,000	8,000,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent					(17,000,000)	(2,000,000)	6,000,000
Other comprehensive earnings - unrealized gain on investments and other financial insruments					1,000,000	29,000,000	(29,000,000)
Digital Insurance [Member]
New Accounting Pronouncements or Change in Accounting Principle
Business Acquisition, Percentage of Voting Interests Acquired					96.00%			96.00%
FNFV Group [Member]
New Accounting Pronouncements or Change in Accounting Principle
Proceeds from Dividends Received		0
PC Lender [Member]
New Accounting Pronouncements or Change in Accounting Principle
Disposal Group, Including Discontinued Operation, Revenue				2,000,000
Pre-tax earnings from discontinued operations included in results of operations		1,000,000
PowerLink [Domain]
New Accounting Pronouncements or Change in Accounting Principle
Disposal Group, Including Discontinued Operation, Revenue						9,000,000	36,000,000
Pre-tax earnings from discontinued operations included in results of operations						$ 2,000,000	$ 9,000,000