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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