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Discontinued Operations and Disposals - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 22, 2020
Sep. 30, 2022
Sep. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Gain (Loss) on sale of subsidiary     $ (13,709)
R2D | Disposal Group, Disposed of by Sale, Not Discontinued Operations      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Gain (Loss) on sale of subsidiary     $ (2,800)
Tempress | Discontinued Operations, Disposed of by Sale [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Unsecured term loan, principal amount $ 2,250    
Pre-tax loss on sale (10,900)    
Previously recorded accumulated foreign currency translation losses recognized $ (7,200)    
Forgave unsecured term loans   $ 500