Condensed Consolidated Statements of Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenue:
Revenues	$ 5,049	$ 5,882	$ 15,210	$ 17,490
Costs and expenses:
Selling, general and administrative	565	679	1,830	2,083
Goodwill impairment	0	0	14,717	0
Restructuring, impairment and other	209	71	1,637	183
Separation related	32	54	110	128
Total costs and expenses	5,098	5,585	31,314	16,746
Operating income (loss)	(49)	297	(16,104)	744
Other non-operating loss, net	(149)	(14)	(367)	(124)
Interest expense, net	(66)	(59)	(195)	(174)
Income (loss) before income taxes	(264)	224	(16,666)	446
Provision for income taxes	(47)	(107)	(110)	(269)
Net income (loss)	(311)	117	(16,776)	177
Less: Net income attributable to noncontrolling interests	9	7	23	20
Net income (loss) attributable to Baker Hughes Holdings LLC	$ (320)	$ 110	$ (16,799)	$ 157
Common Class A
Earnings Per Share, Basic and Diluted [Abstract]
Cash dividend per Class A common stock (in dollars per share)	$ 0.18	$ 0.18	$ 0.54	$ 0.54
Sales of goods
Revenue:
Revenues	$ 3,290	$ 3,339	$ 9,240	$ 9,886
Costs and expenses:
Costs	2,920	2,901	8,296	8,647
Sales of services
Revenue:
Revenues	1,759	2,543	5,970	7,604
Costs and expenses:
Costs	$ 1,372	$ 1,880	$ 4,724	$ 5,705