Revenue and Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Total	$ 800,549	$ 697,450	$ 2,130,477	$ 1,946,039
Contract drilling services
Disaggregation of Revenue [Line Items]
Total	763,543	671,004	2,036,678	1,852,474
Floaters
Disaggregation of Revenue [Line Items]
Total	605,327	549,130	1,617,538	1,519,346
Jackups
Disaggregation of Revenue [Line Items]
Total	$ 158,216	$ 121,874	$ 419,140	$ 333,128