XML 47 R37.htm IDEA: XBRL DOCUMENT v3.23.2
Equity Method Investment In ARO Narrative (Details)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2023
USD ($)
jackup
drillship
Jun. 30, 2022
USD ($)
Jun. 30, 2023
USD ($)
jackup
drillship
Jun. 30, 2022
USD ($)
Jan. 31, 2020
drillship
Schedule of Equity Method Investments [Line Items]          
Number of Rigs Owned by ARO | jackup 7   7    
Total Number Of Contract Drilling Rigs 51   51    
Number of Newbuild Jackup Rigs | jackup 20   20    
Order Period     10 years    
ARO Rigs Under Construction | drillship 2   2   2
Shareholder Notes Payable, Term     10 years    
Other          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs 8   8    
ARO          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs 7   7    
ARO          
Schedule of Equity Method Investments [Line Items]          
Lease Revenue From Related Party | $ $ 16.8 $ 14.6 $ 35.6 $ 28.8  
London Interbank Offered Rate (LIBOR)          
Schedule of Equity Method Investments [Line Items]          
Debt Instrument, Basis Spread on Variable Rate     2.00%    
Middle East & Africa          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs 16   16    
Middle East & Africa | Other          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs 8   8    
Middle East & Africa | ARO          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs 7   7    
Middle East & Africa | Work-in-progress | ARO          
Schedule of Equity Method Investments [Line Items]          
Total Number Of Contract Drilling Rigs | drillship 2   2    
ARO          
Schedule of Equity Method Investments [Line Items]          
Equity Method Investment, Ownership Percentage 50.00%   50.00%