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Property, Plant and Equipment - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2021
Dec. 31, 2022
Sep. 30, 2021
Sep. 30, 2020
Property Plant And Equipment [Line Items]        
Depreciation expenses $ 21.7 $ 84.7 $ 87.5 $ 89.1
Accelerated depreciation     3.6 $ 6.9
Equipment on Operating Lease to Others        
Property Plant And Equipment [Line Items]        
Equipment on operating lease, net $ 8.9 $ 9.3 $ 15.4  
Equipment on Operating Lease to Others | Minimum        
Property Plant And Equipment [Line Items]        
Estimated useful life (in years)   5 years    
Equipment on Operating Lease to Others | Maximum        
Property Plant And Equipment [Line Items]        
Estimated useful life (in years)   10 years