Inventories (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019
Inventories, net [Abstract]
Raw materials	$ 38,220	$ 35,616
Work in process	79,108	76,297
Finished goods	68,280	68,361
Inventories	$ 185,608	$ 180,274

No definition available.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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

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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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