CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Restricted cash	$ 12,448	$ 12,117
Total gross loans receivable	444,627	432,837
Allowance for loan losses	59,754	69,568
Other intangibles accumulated amortization	42,382	41,156
Accrued interest	22,175	25,467
Long-term debt (excluding current maturities)	$ 626,833	$ 706,225
Preferred stock par value (in usd per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	25,000,000	25,000,000
Preferred shares issued (in shares)	0	0
Class A common stock, par value (in usd per share)	$ 0.001	$ 0.001
Class A common stock, authorized (in shares)	225,000,000	225,000,000
Class A common stock, issued (in shares)	45,770,551	44,561,419
Class A common stock, outstanding (in shares)	45,770,551	44,561,419
Variable Interest Entity
Restricted cash	$ 7,274	$ 6,871
Total gross loans receivable	199,877	213,846
Allowance for loan losses	28,545	46,140
Accrued interest	1,237	1,266
Long-term debt (excluding current maturities)	118,427	124,590
Issuance costs	$ 3,653	$ 4,188