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Segment Reporting (Narrative) (Details) - segment
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Segment Reporting Information    
Number of reportable segments 2  
Product Concentration Risk | Net sales | OEM Segment    
Segment Reporting Information    
Concentration risk, percentage 83.00% 81.00%
Product Concentration Risk | Net sales | Travel trailers and fifth-wheels    
Segment Reporting Information    
Concentration risk, percentage 63.00%  
Product Concentration Risk | Net sales | Aftermarket Segment    
Segment Reporting Information    
Concentration risk, percentage 17.00% 19.00%