POSTRETIREMENT BENEFIT PLANS - Plan Funded Status and Amounts Recorded in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Continuing operations
Change in benefit obligations
Balance at January 1	$ 30,391
Balance at December 31	28,166	$ 30,391
Change in plan assets
Balance at January 1	24,174
Balance at December 31	22,618	24,174
Funded status - surplus (deficit)	(5,548)	(6,217)
Principal pension
Change in benefit obligations
Balance at January 1	36,217	53,591
Service cost	71	94	$ 221
Interest cost	1,401	1,892	2,069
Participant contributions	8	10
Plan amendments	0	49
Actuarial loss (gain) - net	(1,049)	1,081
Benefits paid	(1,957)	(2,503)
Dispositions/acquisitions/other - net	(10,867)	(17,997)
Exchange rate adjustments	0	0
Balance at December 31	23,824	36,217	53,591
Change in plan assets
Balance at January 1	29,744	44,993
Actual return on plan assets	440	1,869
Employer contributions	216	212
Participant contributions	8	10
Benefits paid	(1,957)	(2,503)
Dispositions/acquisitions/other - net	(9,431)	(14,837)
Exchange rate adjustments	0	0
Balance at December 31	19,020	29,744	44,993
Funded status - surplus (deficit)	(4,804)	(6,473)
Amounts recorded in Statement of Financial Position
Net amount recorded	(4,804)	(6,473)
Prior service cost (credit)	(40)	(25)
Net loss (gain)	(530)	(1,454)
Total recorded in Accumulated other comprehensive loss (income)	(570)	(1,479)
Principal pension | GE Supplementary Pension Plan
Change in benefit obligations
Balance at December 31	2,814
Principal pension | Continuing operations
Change in benefit obligations
Balance at January 1	25,437
Balance at December 31	23,824	25,437
Change in plan assets
Balance at January 1	20,253
Balance at December 31	19,020	20,253
Funded status - surplus (deficit)	(4,804)	(5,184)
Amounts recorded in Statement of Financial Position
Non-current assets - other	0	0
Current liabilities - other	(199)	(194)
Non-current liabilities - compensation and benefits	(4,605)	(4,990)
Principal pension | Discontinued operations
Change in plan assets
Balance at January 1	9,491
Balance at December 31	0	9,491
Amounts recorded in Statement of Financial Position
Non-current assets - other	0	0
Current and non-current liabilities	0	(1,289)
Other pension
Change in benefit obligations
Balance at January 1	10,377	13,916
Service cost	22	37	86
Interest cost	227	422	398
Participant contributions	4	19
Plan amendments	0	0
Actuarial loss (gain) - net	(435)	526
Benefits paid	(305)	(618)
Dispositions/acquisitions/other - net	(6,548)	(4,387)
Exchange rate adjustments	(202)	462
Balance at December 31	3,140	10,377	13,916
Change in plan assets
Balance at January 1	10,764	14,663
Actual return on plan assets	(109)	442
Employer contributions	60	161
Participant contributions	4	19
Benefits paid	(305)	(618)
Dispositions/acquisitions/other - net	(6,611)	(4,439)
Exchange rate adjustments	(211)	536
Balance at December 31	3,592	10,764	14,663
Funded status - surplus (deficit)	452	387
Amounts recorded in Statement of Financial Position
Net amount recorded	452	387
Prior service cost (credit)	9	(16)
Net loss (gain)	803	1,680
Total recorded in Accumulated other comprehensive loss (income)	812	1,664
Other pension | Continuing operations
Change in plan assets
Balance at January 1	3,913
Balance at December 31	3,592	3,913
Amounts recorded in Statement of Financial Position
Non-current assets - other	876	714
Current liabilities - other	(34)	(35)
Non-current liabilities - compensation and benefits	(390)	(431)
Other pension | Discontinued operations
Change in plan assets
Balance at January 1	6,851
Balance at December 31	0	6,851
Amounts recorded in Statement of Financial Position
Non-current assets - other	0	775
Current and non-current liabilities	0	(636)
Principal retiree benefit
Change in benefit obligations
Balance at January 1	2,055	3,304
Service cost	13	17	39
Interest cost	71	111	108
Participant contributions	21	31
Plan amendments	0	0
Actuarial loss (gain) - net	(15)	(5)
Benefits paid	(192)	(254)
Dispositions/acquisitions/other - net	(751)	(1,149)
Exchange rate adjustments	0	0
Balance at December 31	1,202	2,055	3,304
Change in plan assets
Balance at January 1	8	10
Actual return on plan assets	0	0
Employer contributions	169	221
Participant contributions	21	31
Benefits paid	(192)	(254)
Dispositions/acquisitions/other - net	0	0
Exchange rate adjustments	0	0
Balance at December 31	6	8	$ 10
Funded status - surplus (deficit)	(1,196)	(2,047)
Amounts recorded in Statement of Financial Position
Net amount recorded	(1,196)	(2,047)
Prior service cost (credit)	(455)	(909)
Net loss (gain)	(559)	(990)
Total recorded in Accumulated other comprehensive loss (income)	(1,014)	(1,899)
Principal retiree benefit | Continuing operations
Change in benefit obligations
Balance at January 1	1,289
Balance at December 31	1,202	1,289
Change in plan assets
Balance at January 1	8
Balance at December 31	6	8
Funded status - surplus (deficit)	(1,196)	(1,281)
Amounts recorded in Statement of Financial Position
Non-current assets - other	0	0
Current liabilities - other	(118)	(128)
Non-current liabilities - compensation and benefits	(1,078)	(1,153)
Principal retiree benefit | Discontinued operations
Amounts recorded in Statement of Financial Position
Non-current assets - other	0	0
Current and non-current liabilities	0	$ (766)
Retiree health plans
Change in benefit obligations
Balance at December 31	$ 716