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Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND CONTINGENCIES - PURCHASE COMMITMENTS AND OPERATING LEASES (Details)

v3.8.0.1
COMMITMENTS AND CONTINGENCIES - PURCHASE COMMITMENTS AND OPERATING LEASES (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
COMMITMENTS AND CONTINGENCIES Ìý Ìý Ìý
Minimum contracts period which require minimum volume purchases 1 year Ìý Ìý
Minimum payments under purchase commitments $ 0 $ 1 $ 0
Purchase commitments: Ìý Ìý Ìý
2018 1,299 Ìý Ìý
2019 1,285 Ìý Ìý
2020 701 Ìý Ìý
2021 499 Ìý Ìý
2022 495 Ìý Ìý
Thereafter 2,087 Ìý Ìý
Total 6,366 Ìý Ìý
Operating Leases Ìý Ìý Ìý
Rent expense 80 81 86
Sublease rentals 2 $ 2 $ 2
Future minimum lease payments Ìý Ìý Ìý
2018 74 Ìý Ìý
2019 67 Ìý Ìý
2020 60 Ìý Ìý
2021 54 Ìý Ìý
2022 49 Ìý Ìý
Thereafter 134 Ìý Ìý
Total 438 Ìý Ìý
Minimum sublease rentals $ 2 Ìý Ìý