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SEGMENT INFORMATION - Revenue by Geographic Area (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | $ 2,111 | $ 2,138 | $ 6,238 | $ 5,814
U.S. and Puerto Rico |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 1,251 | 1,301 | 3,629 | 3,522
China |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 120 | 94 | 349 | 231
Canada |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 84 | 87 | 247 | 244
Poland |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 70 | 57 | 203 | 168
Mexico |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 66 | 68 | 191 | 157
Japan |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 57 | 57 | 172 | 159
France |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 50 | 42 | 160 | 131
Egypt |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 20 | 59 | 154 | 175
Germany |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 36 | 32 | 116 | 108
Russia |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 42 | 32 | 106 | 89
United Kingdom |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 31 | 21 | 83 | 58
Spain |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | 20 | 21 | 62 | 53
Other |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Revenues | $ 264 | $ 267 | $ 766 | $ 719

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