9. Fair Value Measurements (Details - Fair values) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Assets:
Cash and cash equivalents	$ 4,546	$ 5,295
Restricted cash and equivalents	137,523	135,537
Finance receivables, net	606,077	841,160
Accrued interest receivable	8,795	11,645
Liabilities:
Warehouse lines of credit	141,988	134,791
Accrued interest payable	5,409	5,254
Residual interest financing	37,913	39,478
Securitization trust debt	1,900,451	2,116,520
Subordinated renewable notes	18,322	17,534
Level 1 [Member]
Assets:
Cash and cash equivalents	4,546	5,295
Restricted cash and equivalents	137,523	135,537
Finance receivables, net	0	0
Accrued interest receivable	0	0
Liabilities:
Warehouse lines of credit	0	0
Accrued interest payable	0	0
Residual interest financing	0	0
Securitization trust debt	0	0
Subordinated renewable notes	0	0
Level 2 [Member]
Assets:
Cash and cash equivalents	0	0
Restricted cash and equivalents	0	0
Finance receivables, net	0	0
Accrued interest receivable	0	0
Liabilities:
Warehouse lines of credit	0	0
Accrued interest payable	0	0
Residual interest financing	0	0
Securitization trust debt	0	0
Subordinated renewable notes	0	0
Level 3 [Member]
Assets:
Cash and cash equivalents	0	0
Restricted cash and equivalents	0	0
Finance receivables, net	606,077	841,160
Accrued interest receivable	8,795	11,645
Liabilities:
Warehouse lines of credit	141,988	134,791
Accrued interest payable	5,409	5,254
Residual interest financing	37,913	39,478
Securitization trust debt	1,900,451	2,116,520
Subordinated renewable notes	18,322	17,534
Carrying Value [Member]
Assets:
Cash and cash equivalents	4,546	5,295
Restricted cash and equivalents	137,523	135,537
Finance receivables, net	660,403	885,890
Accrued interest receivable	8,795	11,645
Liabilities:
Warehouse lines of credit	141,988	134,791
Accrued interest payable	5,409	5,254
Residual interest financing	37,913	39,478
Securitization trust debt	2,091,642	2,097,728
Subordinated renewable notes	$ 18,322	$ 17,534