10. Fair Value Measurements (Details - Delinquency status) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Finance receivables measured at fair value current	$ 404,908	$ 0
Finance receivables measured at fair value	412,001	0
Financing Receivables, 30 to 59 Days Past Due [Member]
Finance receivables measured at fair value	4,621	0
Financing Receivables, 60 to 89 Days Past Due [Member]
Finance receivables measured at fair value	1,945	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Finance receivables measured at fair value	$ 527	$ 0