REVENUES - Equipment and Services Revenues (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
GE Industrial
Disaggregation of Revenue [Line Items]
Total Revenues	$ 17,918	$ 21,519	$ 52,828	$ 63,259
GE Industrial | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	9,625	10,996	26,928	30,873
GE Industrial | Services
Disaggregation of Revenue [Line Items]
Total Revenues	8,293	10,524	25,901	32,386
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
Operating segments | Power | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	1,595	1,434	4,589	4,473
Operating segments | Power | Services
Disaggregation of Revenue [Line Items]
Total Revenues	2,430	2,492	7,617	8,751
Operating segments | Renewable Energy
Disaggregation of Revenue [Line Items]
Total Revenues	4,525	4,425	11,224	10,590
Operating segments | Renewable Energy | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	3,771	3,609	9,068	8,457
Operating segments | Renewable Energy | Services
Disaggregation of Revenue [Line Items]
Total Revenues	754	816	2,155	2,133
Operating segments | Aviation
Disaggregation of Revenue [Line Items]
Total Revenues	4,919	8,109	16,196	23,940
Operating segments | Aviation | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	1,933	3,149	6,234	9,295
Operating segments | Aviation | Services
Disaggregation of Revenue [Line Items]
Total Revenues	2,987	4,960	9,961	14,645
Operating segments | Healthcare
Disaggregation of Revenue [Line Items]
Total Revenues	4,565	4,923	13,185	14,540
Operating segments | Healthcare | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	2,538	2,828	7,287	8,320
Operating segments | Healthcare | Services
Disaggregation of Revenue [Line Items]
Total Revenues	2,027	2,095	5,899	6,220
Corporate items and eliminations
Disaggregation of Revenue [Line Items]
Total Revenues	(117)	137	17	967
Corporate items and eliminations | Equipment
Disaggregation of Revenue [Line Items]
Total Revenues	(212)	(24)	(251)	328
Corporate items and eliminations | Services
Disaggregation of Revenue [Line Items]
Total Revenues	$ 95	$ 161	$ 268	$ 638