LEASES (Maturity) (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jan. 01, 2019
Operating leases
2020	$ 151
2021	129
2022	102
2023	82
2024	52
Thereafter	105
Total lease payments	621
Less: Interest	63
Present value of lease liabilities	558	$ 550
Finance leases
2020	6
2021	6
2022	5
2023	3
2024	3
Thereafter	31
Total lease payments	54
Less: Interest	21
Present value of lease liabilities	33
Total
2020	157
2021	135
2022	107
2023	85
2024	55
Thereafter	136
Total lease payments	675
Less: Interest	84
Present value of lease liabilities	$ 591