REVENUES - Sub-Segment Revenues (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Consolidated Revenues	$ 19,417	$ 23,360	$ 57,690	$ 68,976
GE Industrial
Disaggregation of Revenue [Line Items]
Total Revenues	17,918	21,519	52,828	63,259
Operating segments
Disaggregation of Revenue [Line Items]
Consolidated Revenues	19,716	23,480	58,260	68,938
Operating segments | GE Industrial
Disaggregation of Revenue [Line Items]
Total Revenues	17,918	21,519	52,828	63,259
Operating segments | Power
Disaggregation of Revenue [Line Items]
Total Revenues	4,025	3,926	12,206	13,224
Consolidated Revenues	4,025	3,926	12,206	13,224
Operating segments | Power | Gas Power
Disaggregation of Revenue [Line Items]
Total Revenues	2,940	2,732	8,876	9,242
Operating segments | Power | Power Portfolio
Disaggregation of Revenue [Line Items]
Total Revenues	1,085	1,194	3,330	3,982
Operating segments | Renewable Energy
Disaggregation of Revenue [Line Items]
Total Revenues	4,525	4,425	11,224	10,590
Consolidated Revenues	4,525	4,425	11,224	10,590
Operating segments | Renewable Energy | Onshore Wind
Disaggregation of Revenue [Line Items]
Total Revenues	3,303	3,193	7,914	7,084
Operating segments | Renewable Energy | Grid Solutions equipment and services
Disaggregation of Revenue [Line Items]
Total Revenues	936	991	2,587	2,843
Operating segments | Renewable Energy | Hydro, Offshore Wind and other
Disaggregation of Revenue [Line Items]
Total Revenues	287	241	722	663
Operating segments | Aviation
Disaggregation of Revenue [Line Items]
Total Revenues	4,919	8,109	16,196	23,940
Consolidated Revenues	4,919	8,109	16,196	23,940
Operating segments | Aviation | Commercial Engines & Services
Disaggregation of Revenue [Line Items]
Total Revenues	2,696	5,997	9,705	17,796
Operating segments | Aviation | Military
Disaggregation of Revenue [Line Items]
Total Revenues	1,137	1,061	3,258	3,073
Operating segments | Aviation | Systems & Other
Disaggregation of Revenue [Line Items]
Total Revenues	1,087	1,050	3,233	3,071
Operating segments | Healthcare
Disaggregation of Revenue [Line Items]
Total Revenues	4,565	4,923	13,185	14,540
Consolidated Revenues	4,565	4,923	13,185	14,540
Operating segments | Healthcare | Healthcare Systems
Disaggregation of Revenue [Line Items]
Total Revenues	4,085	3,642	11,056	10,664
Operating segments | Healthcare | Pharmaceutical Diagnostics
Disaggregation of Revenue [Line Items]
Total Revenues	480	495	1,300	1,497
Operating segments | Healthcare | BioPharma
Disaggregation of Revenue [Line Items]
Total Revenues	0	786	830	2,378
Operating segments | Capital
Disaggregation of Revenue [Line Items]
Consolidated Revenues	1,681	2,097	5,449	6,645
Corporate items and eliminations
Disaggregation of Revenue [Line Items]
Total Revenues	(117)	137	17	967
Consolidated Revenues	(299)	(120)	(570)	39
Eliminations
Disaggregation of Revenue [Line Items]
Consolidated Revenues	$ (181)	$ (256)	$ (587)	$ (928)