Additional Balance Sheet and Cash Flow Information - Inventories, Net (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 25, 2022	Sep. 25, 2022	Sep. 26, 2021	Dec. 31, 2021
Inventory
Raw materials and work in process	$ 311,424	$ 311,424	$ 279,699	$ 347,915
Inventory at lower of FIFO cost or net realizable value	776,343	776,343	544,991	797,062
Excess of FIFO over LIFO cost	(95,581)	(95,581)	(69,677)	(84,120)
Total inventories, net	680,762	680,762	475,314	712,942
Deposits in advance of business combination		100,000	0
Certificates of Deposit
Inventory
Deposits	344,700	344,700	290,300	290,300
KYMCO
Inventory
Deposits in advance of business combination	100,000
Motorcycle finished goods
Inventory
Inventory, finished goods, net of inventory valuation adjustment	304,195	304,195	178,315	345,956
Parts and accessories and apparel
Inventory
Inventory, finished goods, net of inventory valuation adjustment	$ 160,724	$ 160,724	$ 86,977	$ 103,191