Earnings Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Numerator for basic and diluted net (loss)/income per share:
Net income/(loss) from continuing operations	$ 29,290	$ (3,177)
(Loss)/income from discontinued operations, net of tax	(111)	385
Net income/(loss) attributable to CoreLogic	$ 29,179us-gaap_NetIncomeLoss	$ (2,792)us-gaap_NetIncomeLoss
Denominator for basic and diluted net (loss)/income per share:
Weighted-average shares for basic income per share	89,751	91,433
Diluted effect of stock options and restricted stock units	1,366	0
Weighted-average shares for diluted income/(loss) per share	91,117	91,433
Earnings Per Share, Basic
Net income/(loss) from continuing operations	$ 0.33	$ (0.03)
Gain/(loss) from discontinued operations, net of tax	$ 0.00	$ 0.00
Net income/(loss) attributable to Corelogic	$ 0.33us-gaap_EarningsPerShareBasic	$ (0.03)us-gaap_EarningsPerShareBasic
Earnings Per Share, Diluted
Net income/(loss) from continuing operations	$ 0.32	$ (0.03)
Gain/(loss) from discontinued operations, net of tax	$ 0.00	$ 0.00
Net income/(loss) attributable to Corelogic	$ 0.32us-gaap_EarningsPerShareDiluted	$ (0.03)us-gaap_EarningsPerShareDiluted

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