POSTRETIREMENT BENEFIT PLANS - Funding Status by Plan Type (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	$ 28,166	$ 30,391
Fair Value of Assets	22,618	24,174
Deficit/(Surplus)	5,548	6,217
Subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	23,746	25,662
Fair Value of Assets	22,612	24,166
Deficit/(Surplus)	1,134	1,496
Not subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	4,420	4,729
Fair Value of Assets	6	8
Deficit/(Surplus)	4,414	4,721
Principal pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	23,824	36,217	$ 53,591
Fair Value of Assets	19,020	29,744	44,993
Deficit/(Surplus)	4,804	6,473
Principal pension | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	23,824	25,437
Fair Value of Assets	19,020	20,253
Deficit/(Surplus)	4,804	5,184
Principal pension | GE Pension Plan | Subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	21,010	22,437
Fair Value of Assets	19,020	20,253
Deficit/(Surplus)	1,990	2,184
Principal pension | GE Supplementary Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	2,814
Principal pension | GE Supplementary Pension Plan | Not subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	2,814	3,000
Fair Value of Assets	0	0
Deficit/(Surplus)	2,814	3,000
Other pension
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	3,140	10,377	13,916
Fair Value of Assets	3,592	10,764	14,663
Deficit/(Surplus)	(452)	(387)
Other pension | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair Value of Assets	3,592	3,913
Other pension | Subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	2,736	3,225
Fair Value of Assets	3,592	3,913
Deficit/(Surplus)	(856)	(688)
Other pension | Not subject to regulatory funding | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	404	440
Fair Value of Assets	0	0
Deficit/(Surplus)	404	440
Principal retiree benefit
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	1,202	2,055	3,304
Fair Value of Assets	6	8	$ 10
Deficit/(Surplus)	1,196	2,047
Principal retiree benefit | Continuing operations
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Benefit Obligation	1,202	1,289
Fair Value of Assets	6	8
Deficit/(Surplus)	$ 1,196	$ 1,281