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ACQUISITIONS - Tiffin Group - Additional Information (Details) - Tiffin Group - USD ($) $ in Thousands |  | 12 Months Ended
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Dec. 18, 2020 | Jul. 31, 2021
Business Acquisition [Line Items] |  |
Purchase price | $ 300,000 |
Revenue of acquiree since acquisition date |  | $ 421,438
Earnings or loss of acquiree since acquisition date |  | 11,648
Business combination, adjustment, inventory |  | 4,272
Business combination, adjustment, intangibles |  | $ 6,656
Acquired finite-lived intangible assets, weighted average useful life | 18 years 9 months 18 days |
Asset Based Credit Facility |  |
Business Acquisition [Line Items] |  |
Proceeds from Long-term Lines of Credit | $ 165,000 |
Trademarks |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, amortization period | 20 years |
Minimum | Dealer network |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, amortization period | 18 years |
Minimum | Backlog |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, amortization period | 5 months |
Maximum | Dealer network |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, amortization period | 20 years |
Maximum | Backlog |  |
Business Acquisition [Line Items] |  |
Finite-lived intangible assets, amortization period | 7 months |

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