SHAREHOLDERS' EQUITY - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2016
Class of Stock [Line Items]
Preferred stock issued	$ 6	$ 6	$ 6
Noncontrolling interests	1,575	20,485	1,545
Net earnings attributable to noncontrolling interests	7	30
Dividends received attributable to noncontrolling interests	(3)	(106)
Redeemable noncontrolling interests	470		$ 439
Net earnings (loss) attributable to redeemable noncontrolling interests	27	$ 27
GE
Class of Stock [Line Items]
Preferred stock issued	5,782
Increased preferred stock	$ 5,944
GE | Series D Preferred Stock
Class of Stock [Line Items]
Preferred stock issued				$ 5,694
GE | Series A, B and C Preferred Stock
Class of Stock [Line Items]
Preferred stock, value outstanding				$ 250