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Segment Reporting (Schedule of Net Sales by Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information
Net sales	$ 3,741,208	$ 3,784,808	$ 5,207,143
OEM Segment
Segment Reporting Information
Net sales	2,860,450	2,903,742	4,315,870
Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	1,514,578	1,358,853	2,617,585
Motorhomes
Segment Reporting Information
Net sales	233,066	269,356	339,097
OEMs Adjacent Industries
Segment Reporting Information
Net sales	1,112,806	1,275,533	1,359,188
Aftermarket Segment
Segment Reporting Information
Net sales	880,758	881,066	891,273
U.S.
Segment Reporting Information
Net sales	3,347,283	3,371,229	4,809,650
U.S. | OEM Segment
Segment Reporting Information
Net sales	2,543,929	2,557,126	3,984,755
U.S. | Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	1,486,108	1,310,638	2,561,683
U.S. | Motorhomes
Segment Reporting Information
Net sales	130,545	160,857	238,613
U.S. | OEMs Adjacent Industries
Segment Reporting Information
Net sales	927,276	1,085,631	1,184,459
U.S. | Aftermarket Segment
Segment Reporting Information
Net sales	803,354	814,103	824,895
Int'l
Segment Reporting Information
Net sales	393,925	413,579	397,493
Int'l | OEM Segment
Segment Reporting Information
Net sales	316,521	346,616	331,115
Int'l | Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	28,470	48,215	55,902
Int'l | Motorhomes
Segment Reporting Information
Net sales	102,521	108,499	100,484
Int'l | OEMs Adjacent Industries
Segment Reporting Information
Net sales	185,530	189,902	174,729
Int'l | Aftermarket Segment
Segment Reporting Information
Net sales	$ 77,404	$ 66,963	$ 66,378

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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