Additional Balance Sheet and Cash Flow Information - Inventories, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Inventory
Raw materials and work in process	$ 341,884	$ 389,221	$ 387,466
Inventory at lower of FIFO cost or net realizable value	908,545	1,055,029	950,454
Excess of FIFO over LIFO cost	(128,970)	(125,078)	(119,933)
Total inventories, net	779,575	929,951	830,521
Deposits	441,200	447,800	369,300
Motorcycle finished goods
Inventory
Inventory, finished goods, net of inventory valuation adjustment	422,504	514,964	380,083
Parts and accessories and apparel
Inventory
Inventory, finished goods, net of inventory valuation adjustment	$ 144,157	$ 150,844	$ 182,905