Property and Equipment - Schedule of Property and Equipment, at Cost (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 4,413,310	$ 4,163,205
Drilling equipment and facilities
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	4,231,251	3,997,498
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	142,265	123,911
Other
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 39,794	$ 41,796