Reportable Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 25, 2022 USD ($)	Sep. 26, 2021 USD ($)	Sep. 25, 2022 USD ($) segment	Sep. 26, 2021 USD ($)	Dec. 31, 2021 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment			2
Segment Reporting Information
Motorcycles revenue	$ 1,436,962	$ 1,160,618	$ 4,006,604	$ 3,724,225
Selling, administrative and engineering expense	265,841	254,312	740,699	747,665
Restructuring expense (benefit)	3	615	(389)	1,167
Financial Services revenue	211,613	204,692	606,244	595,650
Financial Services expense	946,656	850,193	2,721,913	2,586,264
Operating income	338,718	204,212	905,565	830,746
Assets	11,927,611	11,199,804	11,927,611	11,199,804	$ 11,051,055
Motorcycles and Related Products
Segment Reporting Information
Motorcycles revenue	1,436,962	1,160,618	4,006,604	3,724,225
Gross profit	490,306	310,425	1,284,691	1,137,961
Selling, administrative and engineering expense	232,541	212,243	632,756	626,211
Restructuring expense (benefit)	3	517	(389)	731
Operating income	257,762	97,665	652,324	511,019
Assets	3,400,000	3,000,000	3,400,000	3,000,000	3,300,000
Financial Services
Segment Reporting Information
Restructuring expense (benefit)	0	98	0	436
Financial Services revenue	211,613	204,692	606,244	595,650
Financial Services expense	130,657	98,047	353,003	275,487
Operating income	80,956	106,547	253,241	319,727
Assets	$ 8,500,000	$ 8,200,000	$ 8,500,000	$ 8,200,000	$ 7,700,000