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Inventories (Tables) | 3 Months Ended
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Nov. 30, 2019
Inventory Disclosure [Abstract] |
Schedule of Inventories | Inventories consisted of the following as of November 30, 2019, November 30, 2018, and August 31, 2019:
($ in thousands) |  | November 30, 2019 |  |  | November 30, 2018 |  |  | August 31, 2019 |
Raw materials and supplies |  | $ | 47,266 |  |  | $ | 40,781 |  |  | $ | 49,047 |
Work in process |  |  | 6,235 |  |  |  | 9,601 |  |  |  | 4,514 |
Finished goods and purchased parts, net |  |  | 51,908 |  |  |  | 46,925 |  |  |  | 46,812 |
Total inventory value before LIFO adjustment |  |  | 105,409 |  |  |  | 97,307 |  |  |  | 100,373 |
Less adjustment to LIFO value |  |  | (8,125 | ) |  |  | (8,395 | ) |  |  | (8,086 | )
Inventories, net |  | $ | 97,284 |  |  | $ | 88,912 |  |  | $ | 92,287 |

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