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Balance Sheet Details - Inventories (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Balance Sheet Details [Abstract]
Finished goods	$ 11,282	$ 13,081
Raw materials	16,601	8,974
Inventories	$ 27,883	$ 22,055

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Balance Sheet Details [Abstract]

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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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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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