Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Non-Interest Revenue:
Origination fees	$ 25,245	$ 8,973	$ 55,229	$ 19,418
Servicing fees	942	479	2,461	1,341
Management fees	869	225	2,082	476
Other revenue	349	137	4,718	255
Total Non-Interest Revenue	27,405	9,814	64,490	21,490
Net Interest Income:
Total interest income	51,386	18,490	124,771	44,704
Total interest expense	(51,370)	(18,259)	(124,727)	(44,222)
Net Interest Income	16	231	44	482
(Provision)/Benefit for loan losses on Member Loans at amortized cost		(7)		33
Fair valuation adjustments, Member Loans	(15,613)	(7,248)	(37,877)	(15,551)
Fair valuation adjustments, Notes and Certificates	15,607	7,107	37,848	15,322
Net Interest Income after provision for loan losses and fair value adjustments	10	83	15	286
Total Revenue	27,415	9,897	64,505	21,776
Operating Expenses:
Sales and marketing	(10,460)	(4,743)	(26,577)	(12,151)
Origination and servicing	(4,996)	(1,929)	(11,045)	(5,138)
General and administrative	(9,331)	(4,107)	(22,433)	(10,517)
Total Operating Expenses	(24,787)	(10,779)	(60,055)	(27,806)
Income (loss) before provision for income taxes	2,628	(882)	4,450	(6,030)
Income tax benefit	85
Net Income (Loss)	$ 2,713	$ (882)	$ 4,450	$ (6,030)
Basic net income (loss) per share attributable to common stockholders		$ (0.09)		$ (0.62)
Diluted net income (loss) per share attributable to common stockholders		$ (0.09)		$ (0.62)
Weighted-average shares of common stock used in computing basic net income (loss) per share	13,328,103	10,300,351	12,614,487	9,739,922
Weighted-average shares of common stock used in computing diluted net income (loss) per share	80,346,432	10,300,351	80,160,536	9,739,922