(12) Fair Value Measurements (Details - Reconciliation of Finance Receivables) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value Disclosures [Abstract]
Balance at beginning of period	$ 1,523,726	$ 1,444,038
Finance receivables at fair value acquired during period	1,107,537	739,734	$ 1,004,194
Payments received on finance receivables at fair value	(743,728)	(496,747)
Net interest income accretion on fair value receivables	(134,020)	(133,771)	(90,383)
Mark to fair value	(4,417)	(29,528)
Balance at end of period	$ 1,749,098	$ 1,523,726	$ 1,444,038