Impairments and Other Charges (Details) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2022		Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021		Sep. 30, 2022		Sep. 30, 2021		Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Impairments and other charges	$ 0	[1]	$ 344,000,000	$ 22,000,000	$ 12,000,000	[1]	$ 366,000,000	[1]	$ 12,000,000	[1]
Operating lease right-of-use assets	927,000,000						927,000,000				$ 934,000,000
Current portion of operating lease liabilities	224,000,000						224,000,000				$ 240,000,000
Other					(35,000,000)		(6,000,000)		(35,000,000)
Inventory write-downs					0		70,000,000		0
Restructuring and Related Cost, Accelerated Depreciation					36,000,000		0		36,000,000
Severance costs					15,000,000		0		15,000,000
Long-lived asset impairments					0		100,000,000		0
Disposal Group, Including Discontinued Operation, Assets	$ 1						1
UKRAINE
Restructuring Cost and Reserve [Line Items]
Write-down of A/R in Russia/Ukraine				$ 16,000,000
Russia/Ukraine [Domain]
Restructuring Cost and Reserve [Line Items]
Write-down of A/R in Russia & Ukraine					0		202,000,000		0
Structured Real Estate Transaction
Restructuring Cost and Reserve [Line Items]
Sale and Leaseback Transaction, Gain (Loss), Net					(74,000,000)		0		(74,000,000)
Completion And Production [Member]
Restructuring Cost and Reserve [Line Items]
Impairments and other charges			131,000,000		42,000,000		136,000,000		42,000,000
Drilling And Evaluation [Member]
Restructuring Cost and Reserve [Line Items]
Impairments and other charges			178,000,000		9,000,000		195,000,000		9,000,000
Corporate and Other [Member]
Restructuring Cost and Reserve [Line Items]
Impairments and other charges			$ 35,000,000		$ 39,000,000		$ 35,000,000		$ 39,000,000

[1] For the nine months ended September 30, 2022, the amount includes a $136 million charge attributable to Completions and Production, a $195 million charge attributable to Drilling and Evaluation, and a $35 million charge attributable to Corporate and other. For the three and nine months ended September 30, 2021, the amounts include a $42 million charge attributable to Completions and Production, a $9 million charge attributable to Drilling and Evaluation, and a $39 million net gain attributable to Corporate and other.