SEGMENT INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Feb. 28, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 segment	Sep. 30, 2012	Dec. 31, 2012 segment
SEGMENT INFORMATION
Number of reportable operating segments prior to expansion						1
Number of reportable operating segments				2
Revenue		$ 37,343	$ 23,296	$ 102,829	$ 53,501
Cost of revenue (exclusive of depreciation shown separately below)		1,733	1,231	5,039	2,830
Selling and marketing expense		24,832	13,376	68,473	34,997
General and administrative expense		5,610	5,532	17,817	16,166
Product development		1,217	853	3,914	2,383
Depreciation		891	934	2,648	3,204
Amortization of intangibles		33	101	119	314
Restructuring and severance		(70)	(48)	76	(109)
Litigation settlements and contingencies		2,875	510	6,812	948
Total costs and expenses		37,121	22,489	104,898	60,733
Operating income (loss)		222	807	(2,069)	(7,232)
Adjustments to reconcile to Adjusted EBITDA:
Amortization of intangibles		33	101	119	314
Depreciation		891	934	2,648	3,204
Restructuring and severance		(70)	(48)	76	(109)
Loss (gain) on disposal of assets		1	284	25	344
Non-cash compensation		1,412	1,309	4,278	3,565
Discretionary cash bonus	900			920
Litigation settlements and contingencies		2,875	510	6,812	948
Adjusted EBITDA		5,364	3,897	12,809	1,034
Adjustments to reconcile to Income before taxes:
Operating income (loss)		222	807	(2,069)	(7,232)
Interest expense		(4)	(349)	(18)	(606)
Income (loss) before income taxes		218	458	(2,087)	(7,838)
Mortgage
SEGMENT INFORMATION
Revenue		34,257	19,471	93,305	39,869
Cost of revenue (exclusive of depreciation shown separately below)		1,545	879	4,095	2,201
Selling and marketing expense		23,072	9,755	62,351	23,708
General and administrative expense		711	1,117	2,563	2,530
Product development		990	541	3,166	1,482
Depreciation		357	389	1,076	1,177
Amortization of intangibles		0	0	0	0
Restructuring and severance		1	16	24	20
Litigation settlements and contingencies		0	0	0	0
Total costs and expenses		26,676	12,697	73,275	31,118
Operating income (loss)		7,581	6,774	20,030	8,751
Adjustments to reconcile to Adjusted EBITDA:
Amortization of intangibles		0	0	0	0
Depreciation		357	389	1,076	1,177
Restructuring and severance		1	16	24	20
Loss (gain) on disposal of assets		0	284	0	309
Non-cash compensation		411	201	1,307	552
Discretionary cash bonus				0
Litigation settlements and contingencies		0	0	0	0
Adjusted EBITDA		8,350	7,664	22,437	10,809
Adjustments to reconcile to Income before taxes:
Operating income (loss)		7,581	6,774	20,030	8,751
Non-Mortgage
SEGMENT INFORMATION
Revenue		3,086	3,563	8,902	12,510
Cost of revenue (exclusive of depreciation shown separately below)		168	149	505	396
Selling and marketing expense		1,760	3,807	6,117	11,475
General and administrative expense		604	551	1,534	1,635
Product development		227	312	748	907
Depreciation		426	429	1,269	1,562
Amortization of intangibles		33	101	119	314
Restructuring and severance		(77)	6	48	7
Litigation settlements and contingencies		0	0	0	0
Total costs and expenses		3,141	5,355	10,340	16,296
Operating income (loss)		(55)	(1,792)	(1,438)	(3,786)
Adjustments to reconcile to Adjusted EBITDA:
Amortization of intangibles		33	101	119	314
Depreciation		426	429	1,269	1,562
Restructuring and severance		(77)	6	48	7
Loss (gain) on disposal of assets		0	0	0	30
Non-cash compensation		220	129	457	384
Discretionary cash bonus				0
Litigation settlements and contingencies		0	0	0	0
Adjusted EBITDA		547	(1,127)	455	(1,489)
Adjustments to reconcile to Income before taxes:
Operating income (loss)		(55)	(1,792)	(1,438)	(3,786)
Corporate
SEGMENT INFORMATION
Revenue		0	262	622	1,122
Cost of revenue (exclusive of depreciation shown separately below)		20	203	439	233
Selling and marketing expense		0	(186)	5	(186)
General and administrative expense		4,295	3,864	13,720	12,001
Product development		0	0	0	(6)
Depreciation		108	116	303	465
Amortization of intangibles		0	0	0	0
Restructuring and severance		6	(70)	4	(136)
Litigation settlements and contingencies		2,875	510	6,812	948
Total costs and expenses		7,304	4,437	21,283	13,319
Operating income (loss)		(7,304)	(4,175)	(20,661)	(12,197)
Adjustments to reconcile to Adjusted EBITDA:
Amortization of intangibles		0	0	0	0
Depreciation		108	116	303	465
Restructuring and severance		6	(70)	4	(136)
Loss (gain) on disposal of assets		1	0	25	5
Non-cash compensation		781	979	2,514	2,629
Discretionary cash bonus				920
Litigation settlements and contingencies		2,875	510	6,812	948
Adjusted EBITDA		(3,533)	(2,640)	(10,083)	(8,286)
Adjustments to reconcile to Income before taxes:
Operating income (loss)		$ (7,304)	$ (4,175)	$ (20,661)	$ (12,197)