Securitization Trust Debt (Details - Debt components) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2025	Dec. 31, 2024
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	–
Receivables Pledged	[2]	$ 3,222,563
Initial Principal		6,325,790
Outstanding Principal		2,829,527	$ 2,609,855
Securitization Trust Debt [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Securitization trust debt, payable in 2025		550,800
Securitization trust debt, payable in 2026		921,800
Securitization trust debt, payable in 2027		638,900
Securitization trust debt, payable in 2028		391,500
Securitization trust debt, payable in 2029		208,800
Securitization trust debt, payable in 2030		93,300
Securitization trust debt, payable in 2031		$ 8,100
CPS 2020 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	November 2027
Receivables Pledged	[2]	$ 0
Initial Principal		252,200
Outstanding Principal		$ 0	22,453
Weighted Average Contractual Debt Interest Rate		0.00%
CPS 2021 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	March 2028
Receivables Pledged	[2]	$ 0
Initial Principal		230,545
Outstanding Principal		$ 0	22,396
Weighted Average Contractual Debt Interest Rate		0.00%
CPS 2021 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	June 2028
Receivables Pledged	[2]	$ 29,554
Initial Principal		240,000
Outstanding Principal		$ 23,023	31,903
Weighted Average Contractual Debt Interest Rate		3.41%
CPS 2021 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	September 2028
Receivables Pledged	[2]	$ 46,238
Initial Principal		291,000
Outstanding Principal		$ 36,368	49,739
Weighted Average Contractual Debt Interest Rate		2.71%
CPS 2021 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	December  2028
Receivables Pledged	[2]	$ 64,995
Initial Principal		349,202
Outstanding Principal		$ 54,571	72,090
Weighted Average Contractual Debt Interest Rate		3.55%
CPS 2022 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	April 2029
Receivables Pledged	[2]	$ 73,825
Initial Principal		316,800
Outstanding Principal		$ 57,572	77,872
Weighted Average Contractual Debt Interest Rate		3.78%
CPS 2022 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	October 2029
Receivables Pledged	[2]	$ 117,786
Initial Principal		395,600
Outstanding Principal		$ 99,362	132,002
Weighted Average Contractual Debt Interest Rate		6.07%
CPS 2022 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	April 2030
Receivables Pledged	[2]	$ 142,329
Initial Principal		391,600
Outstanding Principal		$ 105,164	141,176
Weighted Average Contractual Debt Interest Rate		7.01%
CPS 2022 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	June 2030
Receivables Pledged	[2]	$ 126,674
Initial Principal		307,018
Outstanding Principal		$ 108,996	135,857
Weighted Average Contractual Debt Interest Rate		9.34%
CPS 2023 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	August 2030
Receivables Pledged	[2]	$ 153,317
Initial Principal		324,768
Outstanding Principal		$ 111,467	146,020
Weighted Average Contractual Debt Interest Rate		7.19%
CPS 2023 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	November 2030
Receivables Pledged	[2]	$ 167,809
Initial Principal		332,885
Outstanding Principal		$ 133,225	172,154
Weighted Average Contractual Debt Interest Rate		7.28%
CPS 2023 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	February 2031
Receivables Pledged	[2]	$ 162,352
Initial Principal		291,732
Outstanding Principal		$ 138,597	175,219
Weighted Average Contractual Debt Interest Rate		7.12%
CPS 2023 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	May 2031
Receivables Pledged	[2]	$ 174,949
Initial Principal		286,149
Outstanding Principal		$ 152,693	191,621
Weighted Average Contractual Debt Interest Rate		7.86%
CPS 2024 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	August 2031
Receivables Pledged	[2]	$ 186,782
Initial Principal		280,924
Outstanding Principal		$ 164,296	206,348
Weighted Average Contractual Debt Interest Rate		6.33%
CPS 2024 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	November 2031
Receivables Pledged	[2]	$ 236,246
Initial Principal		319,871
Outstanding Principal		$ 215,726	262,768
Weighted Average Contractual Debt Interest Rate		6.49%
CPS 2024 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	March 2032
Receivables Pledged	[2]	$ 343,047
Initial Principal		436,310
Outstanding Principal		$ 314,979	379,254
Weighted Average Contractual Debt Interest Rate		6.28%
CPS 2024 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	June 2032
Receivables Pledged	[2]	$ 358,440
Initial Principal		416,816
Outstanding Principal		$ 329,292	390,983
Weighted Average Contractual Debt Interest Rate		5.23%
CPS 2025 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	August 2032
Receivables Pledged	[2]	$ 415,167
Initial Principal		442,420
Outstanding Principal		$ 385,944	0
Weighted Average Contractual Debt Interest Rate		5.43%
CPS 2025 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[1]	March 2033
Receivables Pledged	[2]	$ 423,051
Initial Principal		419,950
Outstanding Principal		$ 398,252	$ 0
Weighted Average Contractual Debt Interest Rate		5.37%

[1] The Final Scheduled Payment Date represents final legal maturity of the securitization trust debt. Securitization trust debt is expected to become due and to be paid prior to those dates, based on amortization of the finance receivables pledged to the trusts. Expected payments, which will depend on the performance of such receivables, as to which there can be no assurance, are $550.8 million in 2025, $921.8 million in 2026, $638.9 million in 2027, $391.5 million in 2028, $208.8 million in 2029, $93.3 million in 2030, and $8.1 million in 2031.

[2] Includes repossessed assets that are included in other assets on our Unaudited Condensed Consolidated Balance Sheet.