Acquisitions (Details) $ in Thousands, NZD in Millions, AUD in Millions	1 Months Ended	3 Months Ended									12 Months Ended
	Jul. 31, 2013 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2015 AUD	Sep. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Mar. 31, 2014 USD ($)	Mar. 31, 2014 NZD	Dec. 31, 2013 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2013 NZD	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 01, 2013
Business Acquisition [Line Items]
Gain on investments and other, net											$ 31,592	$ 3,882	$ 12,032
Acquisitions											119,589	324,941
Goodwill		$ 1,881,547			$ 1,780,758			$ 1,390,674			1,881,547	1,780,758	1,390,674
Depreciation and amortization											146,607	138,394	126,332
Business Combination, Acquisition Related Costs											3,900	9,000
RELS LLC [Member]
Business Acquisition [Line Items]
Amount paid to acquire business		65,000
Property and equipment		27,000									27,000
Acquisitions		23,100
Cordell Information Pty Ltd [Member]
Business Acquisition [Line Items]
Amount paid to acquire business		49,100	AUD 70.0
Property and equipment		14,300									$ 14,300
Acquisitions		$ 31,900
Landsafe [Member]
Business Acquisition [Line Items]
Amount paid to acquire business				$ 122,000
Acquisitions				$ 64,600
BofA's credit services [Member]
Business Acquisition [Line Items]
Amount paid to acquire business					$ 19,600
MSB/DQ Member [Domain]
Business Acquisition [Line Items]
Amount paid to acquire business						$ 652,500
MSB/Data Quick [Member]
Business Acquisition [Line Items]
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual												67,500
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual												5,800
Depreciation and amortization												$ 18,600
Terralink [Member]
Business Acquisition [Line Items]
Amount paid to acquire business						11,900	NZD 14.5
Property and equipment						$ 2,100
EQECAT Acquisition [Member]
Business Acquisition [Line Items]
Amount paid to acquire business								22,200
Acquisitions								$ 16,900
PIQ Acquisition [Member]
Business Acquisition [Line Items]
Amount paid to acquire business									$ 2,600	NZD 3.3
Property and equipment									1,100
Acquisitions									$ 14,900
Additional percentage of ownership acquired		40.00%									40.00%			10.00%
Noncontrolling interest, ownership percentage by parent									60.00%
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain									$ 6,600
BofA Flood and Tax Servicing [Member]
Business Acquisition [Line Items]
Amount paid to acquire business	$ 62,500
Acquisitions	$ 28,900
Property, Plant and Equipment [Member] | RELS LLC [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years	10 years
Property, Plant and Equipment [Member] | Cordell Information Pty Ltd [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years	10 years
Property, Plant and Equipment [Member] | BofA's credit services [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life												3 years
Property, Plant and Equipment [Member] | Terralink [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						5 years	5 years
Property, Plant and Equipment [Member] | PIQ Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life									5 years	5 years
Client lists | RELS LLC [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years	10 years
Finite-lived Intangible Assets Acquired		$ 48,400
Client lists | Cordell Information Pty Ltd [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		8 years	8 years
Finite-lived Intangible Assets Acquired		$ 5,500
Client lists | Landsafe [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				10 years
Finite-lived Intangible Assets Acquired				$ 53,400
Client lists | BofA's credit services [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life					10 years
Finite-lived Intangible Assets Acquired					$ 6,100
Client lists | Terralink [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						15 years	15 years
Finite-lived Intangible Assets Acquired						$ 1,400
Client lists | EQECAT Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life								10 years
Finite-lived Intangible Assets Acquired								$ 3,900
Client lists | PIQ Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life									15 years	15 years
Finite-lived Intangible Assets Acquired									$ 3,500
Client lists | BofA Flood and Tax Servicing [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	10 years
Finite-lived Intangible Assets Acquired	$ 31,100
Other Intangible Assets [Member] | RELS LLC [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years	10 years
Finite-lived Intangible Assets Acquired		$ 5,000
Other Intangible Assets [Member] | Landsafe [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				10 years
Finite-lived Intangible Assets Acquired				$ 4,300
Trade Names [Member] | Cordell Information Pty Ltd [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		4 years	4 years
Finite-lived Intangible Assets Acquired		$ 600
Trade Names [Member] | Terralink [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						12 years	12 years
Finite-lived Intangible Assets Acquired						$ 200
Trade Names [Member] | EQECAT Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life								10 years
Finite-lived Intangible Assets Acquired								$ 600
Trade Names [Member] | PIQ Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life									10 years	10 years
Finite-lived Intangible Assets Acquired									$ 700
Capitalized Data [Member] | Terralink [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						15 years	15 years
Finite-lived Intangible Assets Acquired						$ 6,000
Capitalized Data [Member] | PIQ Acquisition [Member]
Business Acquisition [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life									15 years	15 years
Finite-lived Intangible Assets Acquired									$ 9,000
Risk Management and Work Flow [Member]
Business Acquisition [Line Items]
Acquisitions											$ 0	$ 39,140
Goodwill		918,467			823,429			701,832			918,467	823,429	701,832
Depreciation and amortization											33,723	31,717	36,591
Risk Management and Work Flow [Member] | BofA's credit services [Member]
Business Acquisition [Line Items]
Property and equipment					4,300							4,300
Acquisitions					9,200
Risk Management and Work Flow [Member] | MSB/DQ Member [Domain]
Business Acquisition [Line Items]
Acquisitions												29,900
Property Intelligence [Member]
Business Acquisition [Line Items]
Acquisitions											119,589	285,801
Goodwill		963,080			$ 957,329			$ 688,842			963,080	957,329	688,842
Depreciation and amortization											96,766	92,615	$ 68,375
Property Intelligence [Member] | MSB/DQ Member [Domain]
Business Acquisition [Line Items]
Acquisitions												$ 277,800
Property Intelligence [Member] | MSB/Data Quick [Member]
Business Acquisition [Line Items]
Property and equipment						177,311
Investment in affiliates						18,300
Goodwill						307,773
Business Acquisition, Goodwill, Expected Tax Deductible Amount		$ 167,800									$ 167,800
Property Intelligence [Member] | Terralink [Member]
Business Acquisition [Line Items]
Acquisitions						$ 2,300
RELS LLC [Member]
Business Acquisition [Line Items]
Ownership percentage in equity method investment		49.90%									49.90%
Gain on investments and other, net		$ 34,300
Noncontrolling interest, ownership percentage by parent		100.00%									100.00%