CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Statement of Comprehensive Income [Abstract]
Net income	$ 375,165	$ 105,745	$ 130,797	$ 115,967	$ 215,406	$ 232,233	$ 611,709	$ 563,605
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments	(1,642)			63,922			52,019	25,733
Derivative financial instruments	(6,163)			(23,940)			(23,987)	(17,016)
Unrealized gain on available for sale securities	718			0			718	0
Pension and postretirement benefit plans	(776)			(821)			(2,329)	(2,468)
Other comprehensive (loss) income	(7,863)	$ 39,761	$ (5,477)	39,161	$ (5,316)	$ (27,596)	26,421	6,249
Comprehensive income	367,302			155,128			638,130	569,854
Less: Comprehensive loss attributable to noncontrolling interests	2,201			3,073			6,332	8,644
Comprehensive income attributable to Harley-Davidson, Inc.	$ 369,503			$ 158,201			$ 644,462	$ 578,498