Inventories (Details) - USD ($) $ in Thousands |
Dec. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Inventories | ||
| Finished goods | $ 39,496 | $ 42,125 |
| Work-in-process | 8,253 | 6,906 |
| Raw material and supplies | 31,733 | 28,911 |
| Inventories | 79,482 | 77,942 |
| Inventories - truck chassis floor plan | $ 8,146 | $ 6,539 |
| X | ||||||||||
- Definition Amount of inventory, truck chassis floor plan expected to be sold, or consumed within one year or operating cycle, if longer. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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