Additional Balance Sheet and Cash Flow Information - Reconciliation Of Net Income (Loss) To Net Cash Provided By Operating Activities Of Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income	$ 650,024	$ 1,298	$ 423,635
Adjustments to reconcile Net income to Net cash provided by operating activities:
Depreciation and amortization	165,185	185,715	232,537
Amortization of deferred loan origination costs	86,115	71,142	76,326
Amortization of financing origination fees	13,810	14,435	9,823
Provision for long-term employee benefits	8,317	40,833	13,344
Employee benefit plan contributions and payments	(17,133)	(20,722)	(13,256)
Stock compensation expense	42,156	23,494	33,733
Net change in wholesale finance receivables related to sales	89,001	531,701	(5,822)
Provision for credit losses	25,049	181,870	134,536
Deferred income taxes	(7,672)	(44,079)	21,547
Other, net	(9,985)	10,345	2,234
Changes in current assets and liabilities:
Accounts receivable, net	(53,463)	127,657	44,902
Finance receivables – accrued interest and other	13,316	7,418	(11,119)
Inventories, net	(207,550)	80,858	(47,576)
Accounts payable and accrued liabilities	173,548	(43,087)	(18,462)
Other current assets	4,983	9,012	(28,110)
Total change in current assets and liabilities	325,677	1,176,592	444,637
Net cash provided by operating activities	975,701	1,177,890	868,272
Supplemental Cash Flow Information [Abstract]
Interest	191,663	245,961	229,678
Income taxes	$ 155,579	$ 30,675	$ 149,828