Earnings/(Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Numerator for basic and diluted net income/(loss) per share:
Income from continuing operations, net of tax	$ 37,816	$ 28,288	$ 33,006	$ 29,290	$ 16,462	$ 49,718	$ 26,740	$ (3,179)	$ 128,400	$ 89,741	$ 100,313
(Loss)/income from discontinued operations, net of tax	(111)	(117)	(217)	(111)	(1,432)	(4,856)	(10,752)	387	(556)	(16,653)	14,423
Gain/(loss) from sale of discontinued operations, net of tax									0	112	(7,008)
Net income attributable to CoreLogic	$ 37,705	$ 28,171	$ 32,789	$ 29,179	$ 14,666	$ 45,338	$ 15,988	$ (2,792)	$ 127,844	$ 73,200	$ 107,728
Denominator (in shares):
Weighted-average shares for basic income/(loss) per share	88,157	88,719	89,564	89,751	89,597	90,518	91,750	91,433	89,070	90,825	95,088
Dilutive effect of stock options and restricted stock units									1,494	1,604	2,021
Weighted-average shares for diluted income/(loss) per share	89,789	90,154	90,963	91,117	91,245	91,987	93,062	91,433	90,564	92,429	97,109
Earnings Per Share, Basic (usd per share)
Income from continuing operations, net of tax	$ 0.43	$ 0.32	$ 0.37	$ 0.33	$ 0.18	$ 0.55	$ 0.29	$ (0.03)	$ 1.44	$ 0.99	$ 1.05
(Loss)/income from discontinued operations, net of tax	0.00	0.00	0.00	0.00	(0.02)	(0.05)	(0.12)	0.00	(0.01)	(0.18)	0.15
Gain/(loss) from sale of discontinued operations, net of tax					0.00	0.01	0.00	0.00	0.00	0.00	(0.07)
Net income attributable to CoreLogic	0.43	0.32	0.37	0.33	0.16	0.51	0.17	(0.03)	1.43	0.81	1.13
Earnings Per Share, Diluted (usd per share)
Income from continuing operations, net of tax	0.42	0.31	0.36	0.32	0.18	0.54	0.29	(0.03)	1.42	0.97	1.03
(Loss)/income from discontinued operations, net of tax	0.00	0.00	0.00	0.00	(0.02)	(0.05)	(0.12)	0.00	(0.01)	(0.18)	0.15
Gain/(loss) from sale of discontinued operations, net of tax					0.00	0.01	0.00	0.00	0.00	0.00	(0.07)
Net income attributable to CoreLogic	$ 0.42	$ 0.31	$ 0.36	$ 0.32	$ 0.16	$ 0.50	$ 0.17	$ (0.03)	$ 1.41	$ 0.79	$ 1.11