Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities
Net income (loss)	$ 2,338	$ (14,171)
Adjustments to reconcile net loss to net cash provided by operating activities:
Provision for loan losses	69,586	78,913
Depreciation and amortization	4,218	5,172
Amortization of debt issuance costs	3,756	1,874
Stock-based compensation	6,004	6,465
Amortization of net deferred origination costs	26,197	24,648
Changes in servicing rights, at fair value	188	1,093
Gain on sales of loans	0	(1,744)
Unfunded loan commitment reserve	640	267
Gain on extinguishment of debt	0	(272)
Loss on disposal of fixed assets	5,713	0
Gain on lease termination	(1,481)	0
Changes in operating assets and liabilities:
Other assets	(1,999)	374
Accounts payable	1,413	298
Interest payable	244	284
Accrued expenses and other liabilities	1,676	(7,569)
Originations of loans held for sale	0	(41,421)
Capitalized net deferred origination costs of loans held for sale	0	(950)
Proceeds from sale of loans held for sale	0	42,730
Principal repayments of loans held for sale	0	1,004
Net cash provided by operating activities	118,493	96,995
Cash flows from investing activities
Purchases of property, equipment and software	(695)	(1,081)
Proceeds from sale of fixed assets	(45)	0
Capitalized internal-use software	(2,464)	(1,824)
Originations of term loans and lines of credit, excluding rollovers into new originations	(1,009,626)	(857,841)
Proceeds from sale of loans held for investment	0	10,008
Payments of net deferred origination costs	(29,642)	(21,317)
Principal repayments of term loans and lines of credit	865,537	804,875
Purchase of loans	(801)	(13,730)
Net cash used in investing activities	(177,736)	(80,910)
Cash flows from financing activities
Investments by noncontrolling interests	3,403	3,443
Purchase of treasury shares	(441)	(644)
Proceeds from exercise of stock options and warrants	39	347
Issuance of common stock under employee stock purchase plan	668	1,246
Payments of debt issuance costs	(3,748)	(3,284)
Distribution to noncontrolling interest	0	(1,000)
Net cash provided by (used in) financing activities	64,277	(8,748)
Effect of exchange rate changes on cash and cash equivalents	(1,407)	779
Net increase (decrease) in cash, cash equivalents, and restricted cash	3,627	8,116
Cash, cash equivalents, and restricted cash at beginning of year	114,824	123,986
Cash, cash equivalents, and restricted cash at end of period	118,451	132,102
Reconciliation to amounts on consolidated balance sheets
Total cash, cash equivalents and restricted cash	114,824	123,986
Supplemental disclosure of other cash flow information
Cash paid for interest	21,445	21,300
Supplemental disclosures of non-cash investing and financing activities
Stock-based compensation included in capitalized internal-use software	130	140
Unpaid principal balance of term loans rolled into new originations	167,687	138,115
Funding debt
Cash flows from financing activities
Proceeds from the issuance of debt	397,184	105,167
Repayment of debt	(324,828)	(111,023)
Corporate debt
Cash flows from financing activities
Proceeds from the issuance of debt	10,000	7,000
Repayment of debt	$ (18,000)	$ (10,000)