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Discontinued Operations (Tables) | 3 Months Ended
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Mar. 31, 2018
Discontinued Operations [Abstract] |
schedule of assets and liabilities classified as held for sale [Table Text Block] | The following tables present the aggregate carrying amounts of assets and liabilities classified as held for sale in the Consolidated Balance Sheets:
|  | March 31, 2018 |  | December 31, 2017
|  | (in millions)
Carrying amount of assets held for sale: |  |  |  |
Cash |  | $ | — |  |  | $ | 21 |
Inventories |  | — |  |  | 149 |
Other current assets |  | — |  |  | 16 |
Property and equipment, net |  | 6 |  |  | 1,851 |
Goodwill |  | — |  |  | 796 |
Intangible assets, net |  | — |  |  | 477 |
Other noncurrent assets |  | — |  |  | 3 |
Total assets held for sale |  | $ | 6 |  |  | $ | 3,313 |
Carrying amount of liabilities associated with assets held for sale: |  |  |  |
Long term debt |  | $ | — |  |  | $ | 21 |
Other current and noncurrent liabilities |  | — |  |  | 54 |
Total liabilities associated with assets held for sale |  | $ | — |  |  | $ | 75 |
schedule of operation results associated with discontinued operations [Table Text Block] | The results of operations associated with discontinued operations are presented in the following table:
|  | For the Three Months Ended March 31,
|  | 2018 |  | 2017
|  | (in millions)
Revenues: |  |  |  |
Motor fuel sales |  | $ | 256 |  |  | $ | 1,162 |
Merchandise |  | 89 |  |  | 409 |
Rental income |  | — |  |  | 1 |
Other |  | 4 |  |  | 14 |
Total revenues |  | 349 |  |  | 1,586 |
Cost of sales: |  |  |  |
Motor fuel cost of sales |  | 240 |  |  | 1,057 |
Merchandise cost of sales |  | 65 |  |  | 282 |
Other |  | — |  |  | — |
Total cost of sales |  | 305 |  |  | 1,339 |
Gross profit |  | 44 |  |  | 247 |
Operating expenses: |  |  |  |
General and administrative |  | 2 |  |  | 32 |
Other operating |  | 57 |  |  | 171 |
Rent |  | 4 |  |  | 14 |
Loss on disposal of assets |  | 23 |  |  | 5 |
Depreciation, amortization and accretion expense |  | — |  |  | 33 |
Total operating expenses |  | 86 |  |  | 255 |
Operating loss |  | (42 | ) |  | (8 | )
Interest expense, net |  | 2 |  |  | 6 |
Loss on extinguishment of debt and other |  | 20 |  |  | — |
Loss from discontinued operations before income taxes |  | (64 | ) |  | (14 | )
Income tax expense (benefit) |  | 173 |  |  | (3 | )
Loss from discontinued operations, net of income taxes |  | $ | (237 | ) |  | $ | (11 | )

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