Product Warranty and Recall Campaigns - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Product Information [Line Items]
Liability for recall campaigns	$ 69,208	$ 89,793	$ 131,740	$ 94,200
Operating Expense
Product Information [Line Items]
Supplier recoveries		28,000
Recall Campaign
Product Information [Line Items]
Liability for recall campaigns	$ 24,700	$ 36,400	$ 73,300
Motorcycles | All Countries, Excluding Japan
Product Information [Line Items]
Standard product warranty, period	2 years
Motorcycles | Japan
Product Information [Line Items]
Standard product warranty, period	3 years
Battery For Electric Motorcycles
Product Information [Line Items]
Unlimited warranty, period	5 years
Parts & accessories and general merchandise
Product Information [Line Items]
Standard product warranty, period	1 year