SEGMENT REPORTING (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 item	Jun. 30, 2012	Dec. 31, 2012
SEGMENT REPORTING
Number of reportable segments			3
SEGMENT REPORTING
Revenue	$ 186,110	$ 144,205	$ 334,937	$ 283,271
Cost of revenue	116,972	92,738	213,934	184,498
Gross profit	69,138	51,467	121,003	98,773
Selling, general and administrative expenses	29,828	19,018	48,508	36,033
Income from operations	39,310	32,449	72,495	62,740
Other income (expense), net	(4,825)	(321)	(7,332)	(672)
Income before income taxes and non-controlling interests	34,485	32,128	65,163	62,068
Total Assets:
Total Assets	643,133		643,133		429,226
Mortgage Services
SEGMENT REPORTING
Revenue	144,210	115,903	261,658	225,564
Cost of revenue	89,078	73,156	161,447	146,195
Gross profit	55,132	42,747	100,211	79,369
Selling, general and administrative expenses	12,590	5,612	18,048	11,303
Income from operations	42,542	37,135	82,163	68,066
Other income (expense), net	61	(246)	(112)	(567)
Income before income taxes and non-controlling interests	42,603	36,889	82,051	67,499
Total Assets:
Total Assets	316,648		316,648		132,924
Financial Services
SEGMENT REPORTING
Revenue	23,072	16,239	39,408	34,255
Cost of revenue	13,807	11,663	25,833	23,996
Gross profit	9,265	4,576	13,575	10,259
Selling, general and administrative expenses	3,534	3,604	6,384	7,434
Income from operations	5,731	972	7,191	2,825
Other income (expense), net	(5)	(2)	(8)	(16)
Income before income taxes and non-controlling interests	5,726	970	7,183	2,809
Total Assets:
Total Assets	56,322		56,322		37,782
Technology Services
SEGMENT REPORTING
Revenue	24,783	17,886	45,014	34,908
Cost of revenue	19,407	13,214	36,519	24,680
Gross profit	5,376	4,672	8,495	10,228
Selling, general and administrative expenses	3,028	1,819	4,893	3,668
Income from operations	2,348	2,853	3,602	6,560
Other income (expense), net	(1)	(6)	3	(17)
Income before income taxes and non-controlling interests	2,347	2,847	3,605	6,543
Total Assets:
Total Assets	113,794		113,794		64,570
Corporate Items and Eliminations
SEGMENT REPORTING
Revenue	(5,955)	(5,823)	(11,143)	(11,456)
Cost of revenue	(5,320)	(5,295)	(9,865)	(10,373)
Gross profit	(635)	(528)	(1,278)	(1,083)
Selling, general and administrative expenses	10,676	7,983	19,183	13,628
Income from operations	(11,311)	(8,511)	(20,461)	(14,711)
Other income (expense), net	(4,880)	(67)	(7,215)	(72)
Income before income taxes and non-controlling interests	(16,191)	(8,578)	(27,676)	(14,783)
Total Assets:
Total Assets	$ 156,369		$ 156,369		$ 193,950