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Inventories - Schedule of Major Classifications of Inventories (Details) - USD ($) $ in Thousands | Jan. 31, 2023 | Jul. 31, 2022
--- | --- | ---
Inventory [Line Items] |  |
Work in process | $ 347,744 | $ 397,495
Raw materials | 705,853 | 838,474
Chassis | 620,917 | 293,375
Subtotal | 2,015,399 | 1,892,225
Excess of FIFO costs over LIFO costs | (150,752) | (137,452)
Total inventories, net | 1,864,647 | 1,754,773
Recreational vehicles |  |
Inventory [Line Items] |  |
Finished products | 221,577 | 236,311
Other |  |
Inventory [Line Items] |  |
Finished products | $ 119,308 | $ 126,570

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