Finance Receivables (Details - Summary of activity) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Finance Receivables
Balance at beginning of year	$ 21,753	$ 56,206	$ 80,790
Provision for credit losses on finance receivables	(22,300)	(28,100)	(14,590)
Charge-offs	(8,064)	(18,319)	(30,940)
Recoveries	11,480	11,966	20,946
Balance at end of year	$ 2,869	$ 21,753	$ 56,206