Consolidated and Combined Statements of Income (Loss) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenue:
Revenues	$ 22,877	$ 17,179	$ 13,082
Costs and expenses:
Selling, general and administrative expenses	2,699	2,535	1,926
Restructuring, impairment and other	433	412	516
Merger and related costs	153	373	33
Total costs and expenses	22,176	17,463	12,625
Operating income (loss)	701	(284)	457
Other non operating income, net	202	80	3
Interest expense, net	(223)	(131)	(102)
Income (loss) before income taxes and equity in loss of affiliate	680	(335)	358
Equity in loss of affiliate	(139)	(11)	0
Provision for income taxes	(258)	(45)	(173)
Net income (loss)	283	(391)	185
Less: Net income attributable to GE O&G pre-merger	0	42	254
Less: Net income (loss) attributable to noncontrolling interests	88	(330)	(69)
Net income (loss) attributable to Baker Hughes, a GE company	$ 195	$ (103)	$ 0
Per share amounts:
Basic earnings (loss) per Class A common share (in dollars per share)	$ 0.46	$ (0.24)
Diluted earnings (loss) per Class A common share (in dollars per share)	0.45	(0.24)
Class A
Per share amounts:
Basic earnings (loss) per Class A common share (in dollars per share)	0.46	(0.24)	$ 0
Diluted earnings (loss) per Class A common share (in dollars per share)	0.45	(0.24)	$ 0
Class A | Cash dividend
Per share amounts:
Dividends per share (in dollars per share)	$ 0.72	0.35
Class A | Special dividend
Per share amounts:
Dividends per share (in dollars per share)		$ 17.5
Goods
Revenue:
Revenues	$ 13,113	$ 11,062	$ 9,462
Costs and expenses:
Cost of goods and services sold	11,524	9,486	7,829
Services
Revenue:
Revenues	9,764	6,117	3,620
Costs and expenses:
Cost of goods and services sold	$ 7,367	$ 4,657	$ 2,321