Guarantor Subsidiaries Guarantor Reclassification (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Guarantor Obligations [Line Items]
Operating Revenue	$ 367,454	$ 356,581	$ 1,059,528	$ 1,075,879
Operating Expenses	289,699	295,220	925,928	914,471
Net income attributable to CoreLogic	45,339	43,662	58,538	120,781
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	19,702	51,007	52,233	89,654
Net cash (used in)/provided by operating activities - continuing operations			210,743	237,521
Net Cash Provided by (Used in) Investing Activities, Continuing Operations			(696,646)	(145,726)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations			481,199	(129,342)
Consolidation, Eliminations [Member]
Guarantor Obligations [Line Items]
Operating Revenue	0	0	0	0
Net income attributable to CoreLogic	(57,280)	(57,788)	(113,255)	(172,822)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(31,029)	(65,432)	(104,546)	(140,533)
Net cash (used in)/provided by operating activities - continuing operations			0	0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations			0	0
Net Cash Provided by (Used in) Financing Activities, Continuing Operations			0	0
Parent [Member]
Guarantor Obligations [Line Items]
Operating Revenue	0	0	0	0
Net income attributable to CoreLogic	45,339	43,662	58,538	120,781
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	19,702	51,007	52,233	89,654
Net cash (used in)/provided by operating activities - continuing operations			(7,831)	3,304
Net Cash Provided by (Used in) Investing Activities, Continuing Operations			(3,180)	(3,017)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations			224	(28,693)
Guarantor Subsidiaries [Member]
Guarantor Obligations [Line Items]
Operating Revenue	329,057	331,306	954,224	1,003,699
Net income attributable to CoreLogic	49,294	50,500	104,180	164,562
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	49,294	50,500	104,180	164,562
Net cash (used in)/provided by operating activities - continuing operations			190,961	218,562
Net Cash Provided by (Used in) Investing Activities, Continuing Operations			(653,723)	(135,873)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations			469,829	(85,210)
Non-Guarantor Subsidiaries [Member]
Guarantor Obligations [Line Items]
Operating Revenue	38,397	25,275	105,304	72,180
Net income attributable to CoreLogic	7,986	7,288	9,075	8,260
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(18,265)	14,932	366	(24,029)
Net cash (used in)/provided by operating activities - continuing operations			27,613	15,655
Net Cash Provided by (Used in) Investing Activities, Continuing Operations			(39,743)	(6,836)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations			$ 11,146	$ (15,439)