Securitization Trust Debt (Details) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2023	Dec. 31, 2022
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Receivables Pledged at end of period	[1]	$ 2,377,595
Initial Principal		5,750,290
Outstanding Principal		2,239,614	$ 2,122,919
Securitization Trust Debt, payable in 2023		409,300
Securitization Trust Debt, payable in 2024		747,000
Securitization Trust Debt, payable in 2025		463,200
Securitization Trust Debt, payable in 2026		288,100
Securitization Trust Debt, payable in 2027		193,900
Securitization Trust Debt, payable in 2028		102,900
Securitization Trust Debt, payable in 2029		$ 20,700
CPS 2018-A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	March 2025
Receivables Pledged at end of period	[1]	$ 0
Initial Principal		190,000
Outstanding Principal		$ 0	12,939
Weighted Average Contractual Interest Rate		0.00%
CPS 2018-B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	December 2024
Receivables Pledged at end of period	[1]	$ 0
Initial Principal		201,823
Outstanding Principal		$ 0	17,077
Weighted Average Contractual Interest Rate		0.00%
CPS 2018-C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	September 2025
Receivables Pledged at end of period	[1]	$ 0
Initial Principal		230,275
Outstanding Principal		$ 0	20,222
Weighted Average Contractual Interest Rate		6.07%
CPS 2018-D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	June 2025
Receivables Pledged at end of period	[1]	$ 20,498
Initial Principal		233,730
Outstanding Principal		$ 16,011	25,563
Weighted Average Contractual Interest Rate		5.82%
CPS 2019-A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	March 2026
Receivables Pledged at end of period	[1]	$ 26,513
Initial Principal		254,400
Outstanding Principal		$ 21,680	32,898
Weighted Average Contractual Interest Rate		5.73%
CPS 2019-B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	June 2026
Receivables Pledged at end of period	[1]	$ 28,679
Initial Principal		228,275
Outstanding Principal		$ 24,730	33,897
Weighted Average Contractual Interest Rate		5.56%
CPS 2019-C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	September 2026
Receivables Pledged at end of period	[1]	$ 34,151
Initial Principal		243,513
Outstanding Principal		$ 30,129	41,515
Weighted Average Contractual Interest Rate		4.55%
CPS 2019-D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	December 2026
Receivables Pledged at end of period	[1]	$ 45,068
Initial Principal		274,313
Outstanding Principal		$ 39,936	53,625
Weighted Average Contractual Interest Rate		3.86%
CPS 2020-A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	March 2027
Receivables Pledged at end of period	[1]	$ 42,267
Initial Principal		260,000
Outstanding Principal		$ 38,057	52,705
Weighted Average Contractual Interest Rate		4.18%
CPS 2020-B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	June 2027
Receivables Pledged at end of period	[1]	$ 48,747
Initial Principal		202,343
Outstanding Principal		$ 31,860	41,736
Weighted Average Contractual Interest Rate		6.36%
CPS 2020-C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	November 2027
Receivables Pledged at end of period	[1]	$ 66,427
Initial Principal		252,200
Outstanding Principal		$ 56,227	72,894
Weighted Average Contractual Interest Rate		3.45%
CPS 2021-A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	March 2028
Receivables Pledged at end of period	[1]	$ 70,683
Initial Principal		230,545
Outstanding Principal		$ 51,064	72,076
Weighted Average Contractual Interest Rate		1.49%
CPS 2021-B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	June 2028
Receivables Pledged at end of period	[1]	$ 89,355
Initial Principal		240,000
Outstanding Principal		$ 76,336	101,206
Weighted Average Contractual Interest Rate		2.01%
CPS 2021 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	September 2028
Receivables Pledged at end of period	[1]	$ 131,240
Initial Principal		291,000
Outstanding Principal		$ 113,606	147,593
Weighted Average Contractual Interest Rate		1.70%
CPS 2021 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	December 2028
Receivables Pledged at end of period	[1]	$ 178,689
Initial Principal		349,202
Outstanding Principal		$ 162,778	209,277
Weighted Average Contractual Interest Rate		2.00%
CPS 2022 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	April 2029
Receivables Pledged at end of period	[1]	$ 196,998
Initial Principal		316,800
Outstanding Principal		$ 176,857	222,613
Weighted Average Contractual Interest Rate		2.29%
CPS 2022 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	October 2029
Receivables Pledged at end of period	[1]	$ 295,399
Initial Principal		395,600
Outstanding Principal		$ 266,669	325,907
Weighted Average Contractual Interest Rate		4.28%
CPS 2022 C [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	April 2030
Receivables Pledged at end of period	[1]	$ 332,262
Initial Principal		391,600
Outstanding Principal		$ 285,595	346,714
Weighted Average Contractual Interest Rate		5.34%
C P S 2022 D [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	June 2030
Receivables Pledged at end of period	[1]	$ 278,221
Initial Principal		307,018
Outstanding Principal		$ 250,805	292,461
Weighted Average Contractual Interest Rate		7.45%
C P S 2023 A [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	August 2030
Receivables Pledged at end of period	[1]	$ 196,998
Initial Principal		324,768
Outstanding Principal		$ 281,081	0
Weighted Average Contractual Interest Rate		6.13%
C P S 2023 B [Member]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Final Scheduled Payment Date	[2]	November 2030
Receivables Pledged at end of period	[1]	$ 295,399
Initial Principal		332,885
Outstanding Principal		$ 316,192	$ 0
Weighted Average Contractual Interest Rate		6.46%

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

[2] 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 $409.3 million in 2023, $747.0 million in 2024, $463.2 million in 2025, $288.1 million in 2026, $193.9 million in 2027, $102.9 million in 2028, and $20.7 million in 2029.