Supplemental Consolidating Data - Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 739,214	$ 650,024	$ 1,298
Adjustments to reconcile Net income to Net cash provided by operating activities:
Depreciation and amortization	151,942	165,185	185,715
Amortization of deferred loan origination costs	94,914	86,115	71,142
Amortization of financing origination fees	15,105	13,810	14,435
Provision for long-term employee benefits	(21,891)	8,317	40,833
Employee benefit plan contributions and payments	(14,320)	(17,133)	(20,722)
Stock compensation expense	54,353	42,156	23,494
Net change in wholesale finance receivables related to sales	(198,623)	89,001	531,701
Provision for credit losses	145,133	25,049	181,870
Deferred income taxes	(15,936)	(7,672)	(44,079)
Other, net	(13,027)	(9,985)	10,345
Changes in current assets and liabilities:
Accounts receivable, net	(82,385)	(53,463)	127,657
Finance receivables – accrued interest and other	414	13,316	7,418
Inventories, net	(254,170)	(207,550)	80,858
Accounts payable and accrued liabilities	4,503	173,548	(43,087)
Other current assets	(56,765)	4,983	9,012
Total change in current assets and liabilities	(190,753)	325,677	1,176,592
Net cash provided by operating activities	548,461	975,701	1,177,890
Cash flows from investing activities:
Capital expenditures	(151,669)	(120,181)	(131,050)
Origination of finance receivables	(4,558,834)	(4,243,710)	(3,497,486)
Collections on finance receivables	3,935,001	3,902,304	3,540,289
Other investing activities	2,491	2,140	21,464
Net cash used by investing activities	(773,011)	(459,447)	(66,783)
Cash flows from financing activities:
Proceeds from issuance of medium-term notes	495,785	0	1,396,602
Repayments of medium-term notes	(950,000)	(1,400,000)	(1,400,000)
Proceeds from securitization debt	1,826,891	1,169,910	2,064,450
Repayments of securitization debt	(1,442,860)	(1,340,638)	(1,041,751)
Borrowings of asset-backed commercial paper	448,255	98,863	225,187
Repayments of asset-backed commercial paper	(302,922)	(261,367)	(318,828)
Net increase (decrease) in unsecured commercial paper	16,003	(260,250)	444,380
Net increase in deposits	26,605	210,112	79,947
Dividends paid	(93,180)	(92,426)	(68,087)
Repurchase of common stock	(338,627)	(11,623)	(8,006)
Cash received from business combination	114,068
Other financing activities	(1,985)	2,488	89
Net cash (used) provided by financing activities	(201,967)	(1,884,931)	1,373,983
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(19,525)	(15,272)	18,712
Net (decrease) increase in cash, cash equivalents and restricted cash	(446,042)	(1,383,949)	2,503,802
Cash and cash equivalents:
Cash, cash equivalents and restricted cash, beginning of period	2,025,219	3,409,168	905,366
Net (decrease) increase in cash, cash equivalents and restricted cash	(446,042)	(1,383,949)	2,503,802
Cash, cash equivalents and restricted cash, end of period	1,579,177	2,025,219	3,409,168
Reportable Legal Entities
Cash flows from financing activities:
Proceeds from securitization debt		0
Reportable Legal Entities | Non-Financial Services Entities
Cash flows from operating activities:
Net income	697,100	581,795
Adjustments to reconcile Net income to Net cash provided by operating activities:
Depreciation and amortization	143,276	155,969
Amortization of deferred loan origination costs	0	0
Amortization of financing origination fees	700	691
Provision for long-term employee benefits	(21,891)	8,317
Employee benefit plan contributions and payments	(14,320)	(17,133)
Stock compensation expense	50,954	38,909
Net change in wholesale finance receivables related to sales	0	0
Provision for credit losses	0	0
Deferred income taxes	(11,988)	(16,279)
Other, net	(5,745)	(8,346)
Changes in current assets and liabilities:
Accounts receivable, net	(96,826)	(78,961)
Finance receivables – accrued interest and other	0	0
Inventories, net	(254,170)	(207,550)
Accounts payable and accrued liabilities	(6,840)	174,615
Other current assets	(54,516)	10,982
Total change in current assets and liabilities	(271,366)	61,214
Net cash provided by operating activities	425,734	643,009
Cash flows from investing activities:
Capital expenditures	(147,272)	(115,995)
Origination of finance receivables	0	0
Collections on finance receivables	0	0
Other investing activities	2,491	2,140
Net cash used by investing activities	(144,781)	(113,855)
Cash flows from financing activities:
Proceeds from issuance of medium-term notes	0
Repayments of medium-term notes	0	0
Proceeds from securitization debt	0
Repayments of securitization debt	0	0
Borrowings of asset-backed commercial paper	0	0
Repayments of asset-backed commercial paper	0	0
Net increase (decrease) in unsecured commercial paper	0	0
Net increase in deposits	0	0
Dividends paid	(93,180)	(92,426)
Repurchase of common stock	(338,627)	(11,623)
Cash received from business combination	114,068
Other financing activities	(1,985)	2,488
Net cash (used) provided by financing activities	(319,724)	(101,561)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(17,636)	(15,549)
Net (decrease) increase in cash, cash equivalents and restricted cash	(56,407)	412,044
Cash and cash equivalents:
Cash, cash equivalents and restricted cash, beginning of period	1,078,205	666,161
Net (decrease) increase in cash, cash equivalents and restricted cash	(56,407)	412,044
Cash, cash equivalents and restricted cash, end of period	1,021,798	1,078,205	666,161
Reportable Legal Entities | Financial Services Entities
Cash flows from operating activities:
Net income	241,712	308,114
Adjustments to reconcile Net income to Net cash provided by operating activities:
Depreciation and amortization	8,666	9,216
Amortization of deferred loan origination costs	94,914	86,115
Amortization of financing origination fees	14,405	13,119
Provision for long-term employee benefits	0	0
Employee benefit plan contributions and payments	0	0
Stock compensation expense	3,399	3,247
Net change in wholesale finance receivables related to sales	0	0
Provision for credit losses	145,133	25,049
Deferred income taxes	(3,925)	8,723
Other, net	(6,880)	(1,523)
Changes in current assets and liabilities:
Accounts receivable, net	0	0
Finance receivables – accrued interest and other	414	13,316
Inventories, net	0	0
Accounts payable and accrued liabilities	27,069	23,373
Other current assets	(3,559)	(5,501)
Total change in current assets and liabilities	279,636	175,134
Net cash provided by operating activities	521,348	483,248
Cash flows from investing activities:
Capital expenditures	(4,397)	(4,186)
Origination of finance receivables	(7,960,123)	(7,409,811)
Collections on finance receivables	7,137,669	7,157,849
Other investing activities	0	0
Net cash used by investing activities	(826,851)	(256,148)
Cash flows from financing activities:
Proceeds from issuance of medium-term notes	495,785
Repayments of medium-term notes	(950,000)	(1,400,000)
Proceeds from securitization debt	1,826,891	1,169,910
Repayments of securitization debt	(1,442,860)	(1,340,638)
Borrowings of asset-backed commercial paper	448,255	98,863
Repayments of asset-backed commercial paper	(302,922)	(261,367)
Net increase (decrease) in unsecured commercial paper	16,003	(260,250)
Net increase in deposits	26,605	210,112
Dividends paid	(200,000)	(240,000)
Repurchase of common stock	0	0
Cash received from business combination	0
Other financing activities	0	0
Net cash (used) provided by financing activities	(82,243)	(2,023,370)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1,889)	277
Net (decrease) increase in cash, cash equivalents and restricted cash	(389,635)	(1,795,993)
Cash and cash equivalents:
Cash, cash equivalents and restricted cash, beginning of period	947,014	2,743,007
Net (decrease) increase in cash, cash equivalents and restricted cash	(389,635)	(1,795,993)
Cash, cash equivalents and restricted cash, end of period	557,379	947,014	2,743,007
Consolidating Adjustments
Cash flows from operating activities:
Net income	(199,598)	(239,885)
Adjustments to reconcile Net income to Net cash provided by operating activities:
Depreciation and amortization	0	0
Amortization of deferred loan origination costs	0	0
Amortization of financing origination fees	0	0
Provision for long-term employee benefits	0	0
Employee benefit plan contributions and payments	0	0
Stock compensation expense	0	0
Net change in wholesale finance receivables related to sales	(198,623)	89,001
Provision for credit losses	0	0
Deferred income taxes	(23)	(116)
Other, net	(402)	(116)
Changes in current assets and liabilities:
Accounts receivable, net	14,441	25,498
Finance receivables – accrued interest and other	0	0
Inventories, net	0	0
Accounts payable and accrued liabilities	(15,726)	(24,440)
Other current assets	1,310	(498)
Total change in current assets and liabilities	(199,023)	89,329
Net cash provided by operating activities	(398,621)	(150,556)
Cash flows from investing activities:
Capital expenditures	0	0
Origination of finance receivables	3,401,289	3,166,101
Collections on finance receivables	(3,202,668)	(3,255,545)
Other investing activities	0	0
Net cash used by investing activities	198,621	(89,444)
Cash flows from financing activities:
Proceeds from issuance of medium-term notes	0
Repayments of medium-term notes	0	0
Proceeds from securitization debt	0	0
Repayments of securitization debt	0	0
Borrowings of asset-backed commercial paper	0	0
Repayments of asset-backed commercial paper	0	0
Net increase (decrease) in unsecured commercial paper	0	0
Net increase in deposits	0	0
Dividends paid	200,000	240,000
Repurchase of common stock	0	0
Cash received from business combination	0
Other financing activities	0	0
Net cash (used) provided by financing activities	200,000	240,000
Effect of exchange rate changes on cash, cash equivalents and restricted cash	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	0	0
Cash and cash equivalents:
Cash, cash equivalents and restricted cash, beginning of period	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	0	0
Cash, cash equivalents and restricted cash, end of period	$ 0	$ 0	$ 0