Earnings Per Share (Reconciliation of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Numerator for basic and diluted net (loss)/income per share:
Net income from continuing operations	$ 36,002	$ 28,285	$ 103,965	$ 90,583
Loss from discontinued operations, net of tax	(936)	(117)	(998)	(445)
Net income/(loss) attributable to CoreLogic	$ 35,066	$ 28,168	$ 102,967	$ 90,138
Denominator for basic and diluted net (loss)/income per share:
Weighted-average shares for basic income per share (in shares)	87,584	88,719	88,141	89,374
Diluted effect of stock options and restricted stock units (in shares)	1,604	1,435	1,560	1,367
Weighted-average shares for diluted income per share (in shares)	89,188	90,154	89,701	90,741
Earnings Per Share, Basic
Net income from continuing operations (usd per share)	$ 0.41	$ 0.32	$ 1.18	$ 1.01
Income/(loss) from discontinued operations, net of tax (usd per share)	(0.01)	0.00	(0.01)	0.00
Net income attributable to CoreLogic (usd per share)	0.40	0.32	1.17	1.01
Earnings Per Share, Diluted
Net income from continuing operations (usd per share)	0.40	0.31	1.16	1.00
Income/(loss) from discontinued operations, net of tax (usd per share)	(0.01)	0.00	(0.01)	0.00
Net income attributable to CoreLogic (usd per share)	$ 0.39	$ 0.31	$ 1.15	$ 1.00