POSTRETIREMENT BENEFIT PLANS - Funding Status by Plan Type (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	$ 70,811	$ 98,863
Fair Value of Assets	59,666	83,522
Deficit/(Surplus)	11,145	15,341
Subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	60,212	84,771
Fair Value of Assets	59,505	83,270
Deficit/(Surplus)	707	1,501
Not subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	10,599	14,092
Fair Value of Assets	161	252
Deficit/(Surplus)	10,438	13,840
Principal pension plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	53,591	72,299	$ 76,298
Fair Value of Assets	44,993	60,990	58,843
Deficit/(Surplus)	8,598	11,309
Principal pension plans | GE Pension Plan | Subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	48,134	65,073
Fair Value of Assets	44,993	60,990
Deficit/(Surplus)	3,141	4,083
Principal pension plans | GE Supplementary Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	5,457	7,226
Principal pension plans | GE Supplementary Pension Plan | Not subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	5,457	7,226
Fair Value of Assets	0	0
Deficit/(Surplus)	5,457	7,226
Other pension plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	13,916	22,256	24,658
Fair Value of Assets	14,663	22,490	21,506
Deficit/(Surplus)	(747)	(234)
Other pension plans | Subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	12,078	19,698
Fair Value of Assets	14,512	22,280
Deficit/(Surplus)	(2,434)	(2,582)
Other pension plans | Not subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	1,838	2,558
Fair Value of Assets	151	210
Deficit/(Surplus)	1,687	2,348
Principal retiree benefit plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	3,304	4,308	5,019
Fair Value of Assets	10	42	$ 134
Deficit/(Surplus)	3,294	4,266
Principal retiree benefit plans | Not subject to regulatory funding
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	3,304	4,308
Fair Value of Assets	10	42
Deficit/(Surplus)	$ 3,294	$ 4,266