Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Numerator for basic and diluted net income per share:
Net income from continuing operations	$ 1,733	$ 28,362
Loss from discontinued operations, net of tax	(46)	(75)
Net income	$ 1,687	$ 28,287
Denominator:
Weighted-average shares for basic income per share (in shares)	80,179	81,254
Dilutive effect of stock options and restricted stock units (in shares)	1,098	1,566
Weighted-average shares for diluted income per share (in shares)	81,277	82,820
Basic:
Net income from continuing operations (usd per share)	$ 0.02	$ 0.35
(Loss)/income from discontinued operations, net of tax (usd per share)	0	0
Net income attributable to CoreLogic (usd per share)	0.02	0.35
Diluted:
Net income from continuing operations (usd per share)	0.02	0.34
(Loss)/income from discontinued operations, net of tax (usd per share)	0	0
Net income attributable to CoreLogic (usd per share)	$ 0.02	$ 0.34
RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share	500	100
PBRSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share	500