Revenue and Customers - Additional Information (Details) - USD ($) $ in Millions		12 Months Ended
	Oct. 03, 2022	Dec. 31, 2024
Maersk Drilling
Disaggregation of Revenue [Line Items]
Favorable customer contracts, fair value adjustments	$ 23.0
Unfavorable customer contracts, fair value adjustment	237.7
Diamond Offshore Drilling, Inc.
Disaggregation of Revenue [Line Items]
Unfavorable customer contracts, fair value adjustment	27.7
Chapter 11 Bankruptcy
Disaggregation of Revenue [Line Items]
Favorable customer contracts, fair value adjustments	$ 113.4
Minimum
Disaggregation of Revenue [Line Items]
Payment term (in days)		30 days
Maximum
Disaggregation of Revenue [Line Items]
Payment term (in days)		60 days