Fair Value Measurements (Details - Level 3 Fair Value Measurements) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Fair Value Disclosures [Abstract]
Receivables, Fair Value Disclosure	$ 2,618,420	$ 2,476,617	$ 2,575,117	$ 2,174,133	$ 1,903,857	$ 1,749,098
Discount Rate on Finance Receivables	11.0% - 11.5%	11.0% - 11.3%
Cumulative Net Losses (Percent) on Finance Receivables	10.0% - 21.5%	13.4% - 19.4%