Finance Receivables - Recorded Investment of Retail and Wholesale Finance Receivables by Credit Quality Indicator (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Financing Receivable, Recorded Investment
Total	$ 8,286,383	$ 7,880,231	$ 7,932,154
Wholesale
Financing Receivable, Recorded Investment
Year 1	876,640	975,999	857,152
Year 2	536,819	67,045	335,247
Year 3	55,538	5,107	9,123
Year 4	4,110	4,962	6,191
Year 5	4,646	7,791	11,130
More than 5 years	9,120	628	5,208
Total	1,486,873	1,061,532	1,224,051
Wholesale | Non-Performing
Financing Receivable, Recorded Investment
Year 1	0	0	0
Year 2	0	0	0
Year 3	0	0	0
Year 4	0	0	0
Year 5	0	0	0
More than 5 years	0	0	0
Total	0	0	0
Wholesale | Doubtful
Financing Receivable, Recorded Investment
Year 1	1,612	0	0
Year 2	1,783	0	0
Year 3	216	0	0
Year 4	0	0	0
Year 5	0	0	0
More than 5 years	10	0	0
Total	3,621	0	0
Wholesale | Substandard
Financing Receivable, Recorded Investment
Year 1	10,570	10,934	0
Year 2	10,989	258	0
Year 3	436	0	0
Year 4	0	0	0
Year 5	0	5	0
More than 5 years	8	0	0
Total	22,003	11,197	0
Wholesale | Special Mention
Financing Receivable, Recorded Investment
Year 1	2,332	641	0
Year 2	1,954	30	0
Year 3	183	0	0
Year 4	0	0	0
Year 5	0	0	0
More than 5 years	317	0	0
Total	4,786	671	0
Wholesale | Medium Risk
Financing Receivable, Recorded Investment
Year 1	1,051	2,905	0
Year 2	938	0	0
Year 3	0	0	0
Year 4	0	0	0
Year 5	0	0	0
More than 5 years	0	0	0
Total	1,989	2,905	0
Wholesale | Low Risk
Financing Receivable, Recorded Investment
Year 1	861,075	961,519	857,152
Year 2	521,155	66,757	335,247
Year 3	54,703	5,107	9,123
Year 4	4,110	4,962	6,191
Year 5	4,646	7,786	11,130
More than 5 years	8,785	628	5,208
Total	$ 1,454,474	$ 1,046,759	$ 1,224,051