Revenue and Customers - Schedule of Disaggregation of Revenue by Rig Types (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Disaggregation of Revenue [Line Items]
Total	$ 728,764	$ 798,017	$ 2,234,142	$ 2,521,156
Contract drilling services
Disaggregation of Revenue [Line Items]
Total	683,650	757,405	2,105,647	2,401,910
Floaters
Disaggregation of Revenue [Line Items]
Total	563,389	630,154	1,734,871	2,007,925
Jackups
Disaggregation of Revenue [Line Items]
Total	$ 120,261	$ 127,251	$ 370,776	$ 393,985

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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