Inventories (Tables)

3 Months Ended

Nov. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consisted of the following as of November 30, 2021, November 30, 2020, and August 31, 2021:

($ in thousands)	November 30, 2021	November 30, 2020	August 31, 2021
Raw materials and supplies	$78,102	$52,374	$69,962
Work in process	12,227	8,041	8,301
Finished goods and purchased parts, net	90,676	58,284	75,053
Total inventory value before LIFO adjustment	181,005	118,699	153,316
Less adjustment to LIFO value	(7,890)	(4,421)	(8,072)
Inventories, net	$173,115	$114,278	$145,244