QUARTERLY FINANCIAL DATA (UNAUDITED) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended																12 Months Ended
	Dec. 31, 2016		Sep. 30, 2016	[1],[2]	Jun. 30, 2016	[1],[2]	Mar. 31, 2016	[1],[2]	Dec. 31, 2015		Sep. 30, 2015	[1],[3],[4],[5]	Jun. 30, 2015	[1],[3],[4],[5]	Mar. 31, 2015	[1],[3],[4],[5]	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 238,627	[1],[2]	$ 252,745		$ 255,799		$ 250,132		$ 269,887	[1],[3],[4],[5]	$ 272,776		$ 268,321		$ 240,482		$ 997,303	$ 1,051,466	$ 1,078,916
Gross profit	65,818	[1],[2]	78,743		81,428		81,269		97,395	[1],[3],[4],[5]	98,926		100,162		67,656		307,258	364,139	371,736
Income (loss) before income taxes and non-controlling interests	(19,537)	[1],[2]	18,796		23,977		21,085		(44,192)	[1],[3],[4],[5]	41,200		51,244		4,808		44,321	53,060	147,265
Net income	(19,664)	[1],[2]	11,472		20,686		18,892		(44,351)	[1],[3],[4],[5]	37,897		46,846		4,408		31,386	44,800	137,087
Net income (loss) attributable to Altisource	$ (20,384)	[1],[2]	$ 10,589		$ 19,994		$ 18,494		$ (45,096)	[1],[3],[4],[5]	$ 37,046		$ 45,950		$ 3,698		$ 28,693	$ 41,598	$ 134,484
Earnings per share:
Basic (in dollars per share)	$ (1.08)	[1],[2]	$ 0.57		$ 1.08		$ 0.98		$ (2.35)	[1],[3],[4],[5]	$ 1.94		$ 2.35		$ 0.18		$ 1.53	$ 2.13	$ 6.22
Diluted (in dollars per share)	$ (1.08)	[1],[2]	$ 0.54		$ 1.02		$ 0.92		$ (2.35)	[1],[3],[4],[5]	$ 1.82		$ 2.22		$ 0.18		$ 1.46	$ 2.02	$ 5.69
Weighted average shares outstanding:
Basic (in shares)	18,788	[1],[2]	18,715		18,437		18,855		19,196	[1],[3],[4],[5]	19,091		19,571		20,172		18,696	19,504	21,625
Diluted (in shares)	18,788	[1],[2]	19,568		19,604		20,040		19,196	[1],[3],[4],[5]	20,411		20,669		20,995		19,612	20,619	23,634
Accrued litigation settlement	$ 32,000								$ 0								$ 32,000	$ 0
Litigation settlement insurance recovery	$ 4,000								0								4,000	0
Impairment losses									$ 71,800								$ 0	$ 71,785	$ 37,473

[1] The sum of quarterly amounts, including per share amounts, may not equal amounts reported for year-to-date periods. This is due to the effects of rounding and changes in the number of weighted average shares outstanding for each period.

[2] We acquired Granite on July 29, 2016 (see Note 5).

[3] During the fourth quarter of 2015, Altisource recorded an estimated loss in connection with an anticipated payment to Ocwen for obtaining a release of liability for Altisource related to Ocwen’s settlement of a particular case.

[4] In the fourth quarter of 2015, we recorded impairment losses of $71.8 million in our Technology Services segment primarily driven by the Company’s projected Technology Services revenue from Ocwen and investment in technologies provided to Ocwen (see Note 9 and Note 10).

[5] We acquired CastleLine on July 17, 2015 and RentRange and Investability on October 9, 2015 (see Note 5).