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Newbuildings - Narrative (Details)
$ in Millions
Jun. 30, 2023
USD ($)
rig
Dec. 31, 2022
USD ($)
Property, Plant and Equipment [Line Items]    
Delivery installments for jack-up drilling rigs | $ $ 294.8 $ 294.8
Jack-up rigs    
Property, Plant and Equipment [Line Items]    
Number of jack-up rigs scheduled for delivery | rig 2