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v3.10.0.1

Reconciliation of income and expenses (Details 5) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Mar. 31, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (loss) from discontinued operations | $ (118) | $ (2,198) |  | $ 85 | $ (3,702)
Discontinued operations, held-for-sale or disposed of by sale |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Operating revenues | 61 | 121 |  | 201 | 356
Operating expenses | 216 | 384 |  | 825 | (4,988)
Operating income (loss) | (155) | (263) |  | (624) | 5,344
Other income | 0 | 0 |  | 12 |
Other expense |  |  |  |  | (13)
Interest expense | 0 | 0 |  | 575 | 239
Income (loss) from discontinued operations before income taxes | (155) | (263) |  | (1,187) | 5,092
Income taxes | (37) | 1,935 |  | (1,272) | 8,794
Income (loss) from discontinued operations | $ (118) | $ (2,198) |  | $ 85 | $ (3,702)
Reversal of accrual | Refining |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Operating expenses |  |  | $ 7,000 |  |
Reversal of accrual - after tax | Refining |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Operating expenses |  |  | $ 4,300 |  |

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