Reportable Segments - Schedule of Selected Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information
Revenue	$ 1,079,522	$ 881,213	$ 3,213,431	$ 3,717,375
Motorcycles and related products cost of goods sold	798,683	618,580	2,320,261	2,566,272
Financial services revenue	261,188	269,482	763,587	781,818
Financial services interest expense	75,883	94,463	258,391	276,943
Financial services provision for credit losses	(301,499)	57,977	(198,427)	175,017
Selling, administrative and engineering expense	292,885	273,879	849,098	870,985
Operating income	474,758	105,796	747,695	609,976
HDMC
Segment Reporting Information
Revenue	1,073,959	876,405	3,199,113	3,701,417
Motorcycles and related products cost of goods sold	790,849	612,592	2,302,054	2,543,407
Gross profit	283,110	263,813	897,059	1,158,010
People expenses	92,212	76,197	264,086	289,944
Marketing and advertising expenses	40,610	30,850	121,524	96,070
Other segment items	96,169	101,629	279,742	280,508
Operating income	54,119	55,137	231,707	491,488
LiveWire
Segment Reporting Information
Revenue	5,563	4,808	14,318	15,958
Motorcycles and related products cost of goods sold	7,834	5,988	18,207	22,865
Gross profit	(2,271)	(1,180)	(3,889)	(6,907)
Selling, administrative and engineering expense	15,910	24,905	52,752	76,587
Operating income	(18,181)	(26,085)	(56,641)	(83,494)
HDFS
Segment Reporting Information
Financial services revenue	261,188	269,482	763,587	781,818
Financial services interest expense	75,883	94,463	258,391	276,943
Financial services provision for credit losses	(301,499)	57,977	(198,427)	175,017
Selling, administrative and engineering expense	47,984	40,298	130,994	127,876
Operating income	$ 438,820	$ 76,744	$ 572,629	$ 201,982