OTHER LIABILITIES (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Other Liabilities Noncurrent [Abstract]
Pension and other employee related	$ 1,795	$ 1,986
Product warranties and performance guarantees	67	101
Income taxes	2,236	2,898
Environmental	580	369
Insurance	236	233
Asset retirement obligations	74	82
Deferred income	1,264	76
Other	150	185
Total other liabilities	$ 6,402	$ 5,930