STOCKHOLDERS' EQUITY AND SHARE-BASED COMPENSATION (Details) (USD $)	12 Months Ended				12 Months Ended																					44 Months Ended		12 Months Ended
	Dec. 31, 2013 right	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Minimum	Dec. 31, 2013 Maximum	Dec. 31, 2013 Black-Scholes	Dec. 31, 2012 Black-Scholes	Dec. 31, 2011 Black-Scholes	Dec. 31, 2013 Black-Scholes Minimum	Dec. 31, 2012 Black-Scholes Minimum	Dec. 31, 2011 Black-Scholes Minimum	Dec. 31, 2013 Black-Scholes Maximum	Dec. 31, 2012 Black-Scholes Maximum	Dec. 31, 2011 Black-Scholes Maximum	Dec. 31, 2013 Binomial	Dec. 31, 2012 Binomial	Dec. 31, 2011 Binomial	Dec. 31, 2013 Binomial Minimum	Dec. 31, 2012 Binomial Minimum	Dec. 31, 2011 Binomial Minimum	Dec. 31, 2013 Binomial Maximum	Dec. 31, 2012 Binomial Maximum	Dec. 31, 2011 Binomial Maximum	Dec. 31, 2013 Stock Repurchase Programs	Dec. 31, 2012 Stock Repurchase Programs	Dec. 31, 2013 Stock Repurchase Programs	May 31, 2012 2012 Stock Repurchase Program	Dec. 31, 2013 Options Service-Based	Dec. 31, 2013 Options Market-Based installment component	Dec. 31, 2013 Options Market-Based, ordinary performance	Dec. 31, 2013 Options Market-Based, ordinary performance Minimum	Dec. 31, 2013 Options Market-Based, extraordinary performance	Dec. 31, 2013 Options Market-Based, extraordinary performance Minimum
Common Stock
Common Stock, Shares Authorized	100,000,000	100,000,000
Common Stock, Shares, Outstanding	22,629,000	23,427,000
Number of votes for each share of common stock	1
Stock Repurchase Plan
Number of shares of common stock authorized to be purchased																											3,500,000
Number of shares of common stock purchased																								1,200,000	300,000	3,700,000
Average purchase price per share (in dollars per share)																								$ 116.99	$ 63.25	$ 63.04
Remaining number of shares available for repurchase under the plan																								2,300,000		2,300,000
Amount available to repurchase common stock under Luxembourg law (in dollars)																								$ 14,000,000		$ 14,000,000
Capacity available to repurchase common stock under senior secured term loan (in dollars)																								55,000,000		55,000,000
Equity Incentive Plan
Maximum number of Altisource share-based awards that can be granted under the Plan (in shares)	6,700,000
Share-based awards available for future grants under the Plan (in shares)	2,500,000
STOCKHOLDERS' EQUITY AND SHARE-BASED COMPENSATION
Share-based compensation expense (in dollars)	2,400,000	3,600,000	3,900,000
Reversal of share-based compensation expense (in dollars)		800,000
Vesting period																												4 years
Expiration term																												10 years
Outstanding (in shares)	2,589,343	3,058,309																										800,000	1,800,000
Number of components of an award																													2
Market-based options subject to specified performance achievement (as a percent)																														0.67		0.33
Multiplier of stock price over exercise price as a condition for the award to vest																															2		3
Percentage of compounded annual gain of stock price over exercise price required for the award to vest																															20.00%		25.00%
Vesting percentage for awards that vest upon achievement of certain criteria																													25.00%
Cumulative vesting percentage for awards that vest in equal annual installments																													75.00%
Number of equal annual installments for vesting of award																													3
Stock options granted (in shares)	75,000	300,000	200,000		100,000
Weighted average exercise price of stock options granted (in dollars per share)	$ 104.84	$ 69.48	$ 33.15
Assumptions used to determine the fair value of options as of the grant date
Risk-free interest rate, minimum (as a percent)						1.02%	0.87%	1.69%							0.01%	0.08%	0.04%
Risk-free interest rate, maximum (as a percent)						1.81%	1.17%	1.93%							2.71%	2.04%	3.03%
Expected stock price volatility, minimum (as a percent)						36.35%	34.22%								36.40%	34.20%	55.70%
Expected stock price volatility (as a percent)								48.00%
Expected stock price volatility, maximum (as a percent)						36.76%	34.65%								36.80%	34.60%	55.80%
Expected option life						6 years 3 months	6 years 3 months	6 years 3 months
Contractual life															14 years	14 years	14 years
Fair value (in dollars per share)	$ 32.59	$ 20.77	$ 17.66						$ 31.33	$ 19.25	$ 16.33	$ 49.14	$ 29.80	$ 17.85				$ 16.12	$ 9.98	$ 16.91	$ 41.72	$ 22.76	$ 20.39
Weighted average fair value of stock options granted and total intrinsic value of stock options exercised
Weighted average fair value at date of grant (in dollars per share)	$ 32.59	$ 20.77	$ 17.66						$ 31.33	$ 19.25	$ 16.33	$ 49.14	$ 29.80	$ 17.85				$ 16.12	$ 9.98	$ 16.91	$ 41.72	$ 22.76	$ 20.39
Intrinsic value of options exercised (in dollars)	40,761,000	17,598,000	4,966,000
Fair value of options vested (in dollars)	3,156,000	2,790,000	3,536,000
Estimated forfeiture rate (as a percent)				1.00%	10.00%
Estimated unrecognized compensation costs (in dollars)	$ 2,500,000
Weighted average remaining requisite service period for stock options over which unrecognized compensation costs would be recognized	2 years 10 months 24 days