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Dispositions (Tables) | 9 Months Ended
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Sep. 30, 2018
Dispositions [Abstract] |
Summarized Results Of, And Assets And Liabilities Attributable To, Discontinued Operations | Summarized Results of Discontinued Operations
﻿ |  |  |  |  |  |  |  |  |  |  |
﻿ | Three Months Ended September 30, |  | Nine Months Ended September 30,
﻿ | 2018 |  | 2017 |  | 2018 |  | 2017
﻿ | (in thousands)
﻿Operating costs and expenses: |  |  |  |  |  |  |  |  |  |  |
﻿General and administrative expense | $ | 23 |  | $ | 174 |  | $ | 387 |  | $ | 512
﻿Total operating costs and expenses |  | 23 |  |  | 174 |  |  | 387 |  |  | 512
﻿Operating loss |  | (23) |  |  | (174) |  |  | (387) |  |  | (512)
﻿Other expense: |  |  |  |  |  |  |  |  |  |  |
﻿Other, net |  | 2 |  |  | — |  |  | (29) |  |  | (3)
﻿Total other expense |  | 2 |  |  | — |  |  | (29) |  |  | (3)
﻿Loss from discontinued operations before income taxes |  | (21) |  |  | (174) |  |  | (416) |  |  | (515)
﻿Income tax expense |  | — |  |  | — |  |  | — |  |  | 3
﻿Loss from discontinued operations | $ | (21) |  | $ | (174) |  | $ | (416) |  | $ | (518)
﻿ Assets and Liabilities Attributable to Discontinued Operations ﻿
﻿ |  |  |  |  |  |
﻿ |  | September 30, 2018 |  | December 31, 2017
﻿ |  | (in thousands)
﻿ASSETS |  |  |  |  |  |
﻿Accounts with joint venture owners |  | $ | 3,222 |  | $ | 2,836
﻿Total current assets |  |  | 3,222 |  |  | 2,836
﻿Total assets |  | $ | 3,222 |  | $ | 2,836
﻿ |  |  |  |  |  |
﻿LIABILITIES |  |  |  |  |  |
﻿Current liabilities: |  |  |  |  |  |
﻿Accounts payable |  | $ | 32 |  | $ | 158
﻿Accrued liabilities and other |  |  | 15,159 |  |  | 15,189
﻿Total current liabilities |  |  | 15,191 |  |  | 15,347
﻿Total liabilities |  | $ | 15,191 |  | $ | 15,347
﻿

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