EARNINGS 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
Earnings Per Share [Abstract]
Net income attributable to Altisource	$ (45,096)	$ 37,046	$ 45,950	$ 3,698	$ (1,535)	$ 42,287	$ 54,101	$ 39,631	$ 41,598	$ 134,484	$ 129,973
Weighted average common shares outstanding, basic	19,196	19,091	19,571	20,172	20,306	21,626	22,089	22,509	19,504	21,625	23,072
Dilutive effect of stock options and restricted shares									1,115	2,009	1,981
Weighted average common shares outstanding, diluted	19,196	20,411	20,669	20,995	20,306	23,640	24,166	24,662	20,619	23,634	25,053
Earnings per share:
Basic (in dollars per share)	$ (2.35)	$ 1.94	$ 2.35	$ 0.18	$ (0.08)	$ 1.96	$ 2.45	$ 1.76	$ 2.13	$ 6.22	$ 5.63
Diluted (in dollars per share)	$ (2.35)	$ 1.82	$ 2.22	$ 0.18	$ (0.08)	$ 1.79	$ 2.24	$ 1.61	$ 2.02	$ 5.69	$ 5.19
Employee and Non Employee Stock Option
Anti-dilutive securities
Options excluded from the computation of diluted EPS, approximate (in shares) (less than 0.1 million shares for the years 2014 and 2013)									600	100	100
Options for shares issuable upon achievement of market and performance criteria
Anti-dilutive securities
Options excluded from the computation of diluted EPS, approximate (in shares) (less than 0.1 million shares for the years 2014 and 2013)									300	100	100