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v3.20.1

Segment Reporting (Disaggregation of Revenue) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 659,670 | $ 592,172
OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 532,357 | 531,780
Travel trailers and fifth-wheels |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 307,108 | 316,871
Motorhomes |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 38,087 | 45,000
Adjacent industries OEMs |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 187,162 | 169,909
Aftermarket Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 127,313 | 60,392
Chassis, chassis parts and slide-out mechanisms | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 202,263 | 204,383
Windows and doors | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 156,031 | 151,919
Furniture and mattresses | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 87,180 | 91,357
Axles and suspension solutions | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 35,136 | 32,235
Other | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 51,747 | 51,886
U.S. |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 598,815 | 558,556
U.S. | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 477,197 | 502,024
U.S. | Travel trailers and fifth-wheels |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 303,682 | 313,367
U.S. | Motorhomes |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 26,914 | 31,921
U.S. | Adjacent industries OEMs |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 146,601 | 156,736
U.S. | Aftermarket Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 121,618 | 56,532
International |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 60,855 | 33,616
International | OEM Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 55,160 | 29,756
International | Travel trailers and fifth-wheels |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 3,426 | 3,504
International | Motorhomes |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 11,173 | 13,079
International | Adjacent industries OEMs |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 40,561 | 13,173
International | Aftermarket Segment |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 5,695 | $ 3,860

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