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Financial Instruments and Fair Value Measurements - Additional Information (Details) - USD ($)	3 Months Ended	6 Months Ended
	Mar. 31, 2022	Mar. 31, 2022	Mar. 31, 2021	Sep. 30, 2021
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Impairment of property, plant and equipment	$ 0	$ 0	$ 10,000,000.0
Trade receivables, net	$ 15,200,000	$ 15,200,000		$ 150,600,000
Customer Concentration Risk | Revenues | Customer one, customer two and customer three
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Concentration risk percentage	43.60%
Customer Concentration Risk | Revenues | Customer one and customer two
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Concentration risk percentage		31.20%
Construction in progress
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Impairment of property, plant and equipment			$ 10,000,000

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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