Business Segment and Geographic Information (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenue:
Revenue		$ 5,600	$ 5,697	$ 16,527	$ 17,334
Operating income (loss):
Operating income		356	871	1,514	2,890
Interest expense, net of interest income		(88)	(85)	(266)	(269)
Other, net	[1]	(49)	(52)	(112)	(180)
Income (loss) from continuing operations before income taxes		219	734	1,136	2,441
Payments to Acquire Productive Assets		261	339	917	1,016
Depreciation, Depletion and Amortization		285	270	846	804
SAP S4 Upgrade Expense		(50)	(28)	(112)	(91)
Argentina investment impairment and Egypt Devaluation		(23)		(23)
Impairments and other charges	[2]	(392)	(116)	(748)	(116)
Total operations
Operating income (loss):
Operating income		862	1,075	2,570	3,287
Completion and Production
Revenue:
Revenue		3,223	3,299	9,514	10,073
Operating income (loss):
Operating income		514	669	1,558	2,080
Payments to Acquire Productive Assets		163	193	546	535
Depreciation, Depletion and Amortization		156	146	462	440
Impairments and other charges		(252)	(45)	(453)	(45)
Drilling and Evaluation
Revenue:
Revenue		2,377	2,398	7,013	7,261
Operating income (loss):
Operating income		348	406	1,012	1,207
Payments to Acquire Productive Assets		98	145	371	479
Depreciation, Depletion and Amortization		123	120	368	353
Impairments and other charges		(140)	(34)	(225)	(34)
Corporate Segment and Other Operating Segment [Member]
Operating income (loss):
Other General Expense		(64)	(60)	(196)	(190)
Payments to Acquire Productive Assets		0	1	0	2
Depreciation, Depletion and Amortization		6	4	16	11
Impairments and other charges		$ 0	$ (37)	$ (70)	$ (37)

[1] During the three and nine months ended September 30, 2025, Halliburton incurred a charge of $23 million due to the impairment of an investment in Argentina. During the nine months ended September 30, 2024, Halliburton incurred a charge of $82 million primarily due to the impairment of an investment in Argentina and currency devaluation in Egypt.

[2] For the three months ended September 30, 2025, the amount includes a $252 million charge attributable to Completion and Production, a $140 million charge attributable to Drilling and Evaluation segment. For the nine months ended September 30, 2025, the amount included a $453 million charge attributable to Completion and Production, a $225 million charge attributable to Drilling and Evaluation, and a $70 million charge attributable to Corporate and other. For the three and nine months ended September 30, 2024, the amount included a $45 million charge attributable to Completion and Production, a $34 million charge attributable to Drilling and Evaluation, and a $37 million charge attributable to Corporate and other. See Note 2 for further discussion on impairments and other charges.