13. Fair Value Measurements (Details - Level 3 fair value measurements) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Debt secured by receivables measured at fair value	$ 0	$ 1,250
Finance receivables [Member]
Finance receivables measured at fair value	$ 61	$ 1,664
Valuation Techniques and Unobservable Inputs	Discounted cash flows; Discount rate 15.4%, Cumulative net losses 5.0%, Monthly average prepayments 0.5%	Discounted cash flows; Discount rate 15.4%, Cumulative net losses, 5.0%, Monthly average prepayments 0.5%
Debt secured by receivables measured at fair value [Member]
Debt secured by receivables measured at fair value	$ 0	$ 1,250
Valuation Techniques and Unobservable Inputs	0, n/a	Discounted cash flows, Discount rate 12.2%