SEGMENT REPORTING (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended																12 Months Ended
	Dec. 31, 2014		Sep. 30, 2014		Jun. 30, 2014		Mar. 31, 2014		Dec. 31, 2013		Sep. 30, 2013		Jun. 30, 2013		Mar. 31, 2013		Dec. 31, 2014 segment	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting [Abstract]
Number of reporting segments																	3
SEGMENT REPORTING
Revenue																	$ 1,078,916	$ 768,357	$ 568,360
Cost of revenue																	707,180	492,480	366,201
Gross profit	69,235	[1],[2]	98,964	[1],[2]	112,073	[1],[2]	91,464	[1],[2]	78,300	[1],[3]	76,574	[1],[3]	69,138	[1],[3]	51,865	[1],[3]	371,736	275,877	202,159
Selling, general and administrative expenses																	201,282	113,810	74,712
Income from operations																	170,454	162,067	127,447
Other income (expense), net																	(23,189)	(19,734)	(2,798)
Income before income taxes and non-controlling interests																	147,265	142,333	124,649
Total Assets:
Total Assets	788,221								730,052								788,221	730,052
Operating Segment | Mortgage Services
SEGMENT REPORTING
Revenue																	790,076	596,152	452,796
Cost of revenue																	484,512	374,713	285,586
Gross profit																	305,564	221,439	167,210
Selling, general and administrative expenses																	94,678	46,515	25,099
Income from operations																	210,886	174,924	142,111
Other income (expense), net																	204	(136)	(1,713)
Income before income taxes and non-controlling interests																	211,090	174,788	140,398
Total Assets:
Total Assets	313,206								310,253								313,206	310,253
Operating Segment | Financial Services
SEGMENT REPORTING
Revenue																	98,499	92,958	64,522
Cost of revenue																	64,338	55,328	46,737
Gross profit																	34,161	37,630	17,785
Selling, general and administrative expenses																	18,791	15,571	13,415
Income from operations																	15,370	22,059	4,370
Other income (expense), net																	62	(10)	(27)
Income before income taxes and non-controlling interests																	15,432	22,049	4,343
Total Assets:
Total Assets	56,096								55,930								56,096	55,930
Operating Segment | Technology Services
SEGMENT REPORTING
Revenue																	230,367	103,891	74,189
Cost of revenue																	194,301	84,538	54,634
Gross profit																	36,066	19,353	19,555
Selling, general and administrative expenses																	31,950	12,442	8,888
Income from operations																	4,116	6,911	10,667
Other income (expense), net																	(31)	7	(25)
Income before income taxes and non-controlling interests																	4,085	6,918	10,642
Total Assets:
Total Assets	250,403								277,941								250,403	277,941
Corporate Items and Eliminations
SEGMENT REPORTING
Revenue																	(40,026)	(24,644)	(23,147)
Cost of revenue																	(35,971)	(22,099)	(20,756)
Gross profit																	(4,055)	(2,545)	(2,391)
Selling, general and administrative expenses																	55,863	39,282	27,310
Income from operations																	(59,918)	(41,827)	(29,701)
Other income (expense), net																	(23,424)	(19,595)	(1,033)
Income before income taxes and non-controlling interests																	(83,342)	(61,422)	(30,734)
Total Assets:
Total Assets	$ 168,516								$ 85,928								$ 168,516	$ 85,928

[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 Mortgage Builder on September 12, 2014 and acquired Owners.com on November 21, 2014 (see Note 5).

[3] We acquired the Homeward fee-based businesses on March 29, 2013, completed the ResCap fee-based business transaction on April 12, 2013 and acquired Equator on November 15, 2013 (see Note 5).