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Acquisitions and Divestitures - Rig Transaction (Details) - Held-for-sale, Not Discontinued Operations - October 2022 Divestment Business
$ in Millions
Sep. 30, 2022
USD ($)
Jun. 23, 2022
jackup
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Number of jackup rigs disposed | jackup   5
Current assets held for sale $ 3.2  
Current liabilities held for sale 8.1  
Noncurrent liabilities held for sale $ 13.4