Equity - Non-Controlling Interest (Details) - USD ($) $ in Millions	Dec. 31, 2019	Sep. 30, 2019	Aug. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Noncontrolling Interest [Line Items]
GE's interest in BHGE LLC	$ 12,570			$ 17,548
Total equity	34,499			35,013	$ 38,410	$ 14,280
General Electric Company
Noncontrolling Interest [Line Items]
GE's interest in BHGE LLC	12,454			17,438
Other noncontrolling interests	116			110
Total equity	$ 12,570			$ 17,548
Baker Hughes Incorporated | Class B | General Electric Company
Noncontrolling Interest [Line Items]
Approximate interest	36.70%	36.80%	50.30%