v3.25.2
Other Non-Current Assets (Details)
$ in Millions
Jun. 30, 2025
USD ($)
contract
employee
rig
Dec. 31, 2024
USD ($)
Disaggregation of Revenue [Line Items]    
Deferred mobilization and contract preparation cost $ 37.2 $ 39.5
Deferred tax asset 24.6 18.6
Non-current contract assets 12.8 1.5
Deferred financing fee 1.0 1.2
Right-of-use lease asset, non-current $ 0.6 $ 0.8
Right-of-use asset, non-current [extensible list] Other non-current assets Other non-current assets
Prepayments $ 0.0 $ 0.9
Other non-current assets $ 76.2 62.5
Rigs under contract mobilization and preparation | employee 3  
Rigs to be billed upon completion | rig 2  
Contracts under non-current blended rate revenue | contract 1  
Contracts under customer retention | contract 1  
Deferred demobilization revenue    
Disaggregation of Revenue [Line Items]    
Non-current contract assets $ 10.4 1.5
Deferred variable rate revenue    
Disaggregation of Revenue [Line Items]    
Non-current contract assets 1.8 0.0
Customer retention    
Disaggregation of Revenue [Line Items]    
Non-current contract assets $ 0.6 $ 0.0