Inventories - Components of Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021
Inventory Disclosure [Abstract]
Raw material and supplies	$ 29,123	$ 29,271
Goods in process and finished parts	15,863	16,096
Finished goods	36,613	37,344
Total before LIFO reserve	81,599	82,711
LIFO Reserve	(20,401)	(22,139)
Total	$ 61,198	$ 60,572

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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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.

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