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DERIVATIVES - FAIR VALUE (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Gross and net fair values of outstanding derivatives (in millions) |  |
Collateral received netted against derivative assets | $ 45 | $ 0
Collateral paid netted against derivative liabilities | 1 | 54
Collateral deposited with clearinghouses and brokers | 178 | 70
Cash-flow hedges | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting, asset |  | 0
Total net fair value, asset |  | 3
Cash-flow hedges | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting and collateral, liability | 0 |
Total net fair value, liability | 2 |
Cash-flow hedges | Level 1 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross |  | 0
Cash-flow hedges | Level 1 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 0 |
Cash-flow hedges | Level 2 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross |  | 3
Cash-flow hedges | Level 2 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 2 |
Cash-flow hedges | Level 3 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross |  | 0
Cash-flow hedges | Level 3 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 0 |
Not designated as hedging instruments | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting, asset | (2,392) | (517)
Total net fair value, asset | 249 | 195
Not designated as hedging instruments | Commodity contracts | Long-term receivables and other assets, net |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting, asset | (6) | (1)
Total net fair value, asset | 8 | 2
Not designated as hedging instruments | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting and collateral, liability | (2,392) | (517)
Total net fair value, liability | 66 | 240
Not designated as hedging instruments | Commodity contracts | Deferred credits and liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Netting and collateral, liability | (6) | (1)
Total net fair value, liability | 2 | 3
Not designated as hedging instruments | Level 1 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 2,531 | 485
Not designated as hedging instruments | Level 1 | Commodity contracts | Long-term receivables and other assets, net |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 5 | 1
Not designated as hedging instruments | Level 1 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 2,357 | 535
Not designated as hedging instruments | Level 1 | Commodity contracts | Deferred credits and liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 6 | 1
Not designated as hedging instruments | Level 2 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 110 | 227
Not designated as hedging instruments | Level 2 | Commodity contracts | Long-term receivables and other assets, net |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 9 | 2
Not designated as hedging instruments | Level 2 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 101 | 222
Not designated as hedging instruments | Level 2 | Commodity contracts | Deferred credits and liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 2 | 3
Not designated as hedging instruments | Level 3 | Commodity contracts | Other current assets |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 0 | 0
Not designated as hedging instruments | Level 3 | Commodity contracts | Long-term receivables and other assets, net |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative asset, gross | 0 | 0
Not designated as hedging instruments | Level 3 | Commodity contracts | Accrued liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | 0 | 0
Not designated as hedging instruments | Level 3 | Commodity contracts | Deferred credits and liabilities |  |
Gross and net fair values of outstanding derivatives (in millions) |  |
Commodity contract derivative liability, gross | $ 0 | $ 0

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