SHAREOWNERS' EQUITY - Schedule of Changes to Redeemable Noncontrolling Interests (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Stockholders' Equity Attributable to Noncontrolling Interest
Beginning balance	$ 3,054	$ 3,036	$ 3,025	$ 2,972
Net earnings (loss)	(28)	(86)	(109)	(139)
Dividends	0	0	(11)	(9)
Redemption value adjustment	43	79	114	110
Other	125	42	173	135
Ending balance at June 30	3,193	3,070	3,193	3,070
Alstom Acquisition
Stockholders' Equity Attributable to Noncontrolling Interest
Ending balance at June 30	$ 2,894	$ 2,950	$ 2,894	$ 2,950