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Property and Equipment - Additional Information (Details)	3 Months Ended			9 Months Ended
	Sep. 30, 2025 USD ($)	Jun. 30, 2025 USD ($)	Sep. 30, 2024 USD ($) reportingUnit	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($) reportingUnit
Property, Plant and Equipment [Line Items]
Impairment charges			$ 114,000,000		$ 114,000,000
Drilling Services
Property, Plant and Equipment [Line Items]
Impairment charges		$ 27,800,000
Property and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and depletion expense	$ 194,000,000		$ 220,000,000	$ 592,000,000	$ 684,000,000
Hydraulic Fracturing
Property, Plant and Equipment [Line Items]
Impairment charges		$ 0
Rigs And Spare Rig Components That Would No Longer Be Marketed
Property, Plant and Equipment [Line Items]
Number of rigs | reportingUnit			42		42

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