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Segment Reporting (Schedule of Net Sales by Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information
Net sales	$ 5,207,143	$ 4,472,697	$ 2,796,166
OEM Segment
Segment Reporting Information
Net sales	4,315,870	3,643,612	2,167,911
Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	2,617,585	2,295,612	1,321,567
Motorhomes
Segment Reporting Information
Net sales	339,097	258,995	158,096
OEMs Adjacent Industries
Segment Reporting Information
Net sales	1,359,188	1,089,005	688,248
Aftermarket Segment
Segment Reporting Information
Net sales	891,273	829,085	628,255
U.S.
Segment Reporting Information
Net sales	4,809,650	4,098,314	2,559,353
U.S. | OEM Segment
Segment Reporting Information
Net sales	3,984,755	3,329,521	1,952,241
U.S. | Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	2,561,683	2,229,839	1,288,209
U.S. | Motorhomes
Segment Reporting Information
Net sales	238,613	160,615	100,950
U.S. | OEMs Adjacent Industries
Segment Reporting Information
Net sales	1,184,459	939,067	563,082
U.S. | Aftermarket Segment
Segment Reporting Information
Net sales	824,895	768,793	607,112
Int'l
Segment Reporting Information
Net sales	397,493	374,383	236,813
Int'l | OEM Segment
Segment Reporting Information
Net sales	331,115	314,091	215,670
Int'l | Travel Trailer and Fifth Wheels
Segment Reporting Information
Net sales	55,902	65,773	33,358
Int'l | Motorhomes
Segment Reporting Information
Net sales	100,484	98,380	57,146
Int'l | OEMs Adjacent Industries
Segment Reporting Information
Net sales	174,729	149,938	125,166
Int'l | Aftermarket Segment
Segment Reporting Information
Net sales	$ 66,378	$ 60,292	$ 21,143

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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