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Segment Information | 9 Months Ended
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Sep. 30, 2017
Segment Information [Abstract] |
Segment Information | 11. SEGMENT INFORMATION Our operations are based in Gabon, Equatorial Guinea and the U.S. Each of our three reportable operating segments is organized and managed based upon geographic location. Our Chief Executive Officer, who is the chief operating decision maker, and management, review and evaluate the operation of each geographic segment separately primarily based on Operating income (loss). The operations of all segments include exploration for and production of hydrocarbons where commercial reserves have been found and developed. Revenues are based on the location of hydrocarbon production. Corporate and other is primarily corporate and operations support costs which are not allocated to the reportable operating segments. Segment activity of continuing operations for the three and nine months ended September 30, 2017 and 2016 and segment assets at September 30, 2017 and December 31, 2016 are as follows: ﻿ ﻿ ﻿
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﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three Months Ended September 30, 2017
﻿(in thousands) |  | Gabon |  | Equatorial Guinea |  | U.S. |  | Corporate and Other |  | Total
﻿Revenues-oil and natural gas sales |  | $ | 18,162 |  | $ | — |  | $ | 16 |  | $ | — |  | $ | 18,178
﻿Depreciation, depletion and amortization |  |  | 1,633 |  |  | — |  |  | — |  |  | 67 |  |  | 1,700
﻿Bad debt expense and other |  |  | (49) |  |  | — |  |  | — |  |  | — |  |  | (49)
﻿Operating income (loss) |  |  | 6,067 |  |  | (44) |  |  | 10 |  |  | (2,312) |  |  | 3,721
﻿Interest expense, net |  |  | (327) |  |  | — |  |  | — |  |  | — |  |  | (327)
﻿Income tax expense |  |  | 2,749 |  |  | — |  |  | — |  |  | — |  |  | 2,749
﻿Additions to property and equipment - accrual |  |  | 237 |  |  | — |  |  | — |  |  | 60 |  |  | 297
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three Months Ended September 30, 2016
﻿(in thousands) |  | Gabon |  | Equatorial Guinea |  | U.S. |  | Corporate and Other |  | Total
﻿Revenues-oil and natural gas sales |  | $ | 14,540 |  | $ | — |  | $ | 95 |  | $ | — |  | $ | 14,635
﻿Depreciation, depletion and amortization |  |  | 1,508 |  |  | — |  |  | 38 |  |  | 61 |  |  | 1,607
﻿Impairment of proved properties |  |  | — |  |  | — |  |  | 88 |  |  | — |  |  | 88
﻿Bad debt expense and other |  |  | 63 |  |  | — |  |  | — |  |  | — |  |  | 63
﻿Other operating expense |  |  | 324 |  |  | — |  |  | — |  |  | — |  |  | 324
﻿Operating income (loss) |  |  | 5,013 |  |  | (184) |  |  | (61) |  |  | (1,078) |  |  | 3,690
﻿Interest income (expense), net |  |  | (329) |  |  | — |  |  | — |  |  | 2 |  |  | (327)
﻿Income tax expense (benefit) |  |  | 2,305 |  |  | — |  |  | — |  |  | (107) |  |  | 2,198
﻿Additions to property and equipment - accrual |  |  | 674 |  |  | — |  |  | — |  |  | 7 |  |  | 681
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Nine Months Ended September 30, 2017
﻿(in thousands) |  | Gabon |  | Equatorial Guinea |  | U.S. |  | Corporate and Other |  | Total
﻿Revenues-oil and natural gas sales |  | $ | 59,823 |  | $ | — |  | $ | 46 |  | $ | — |  | $ | 59,869
﻿Depreciation, depletion and amortization |  |  | 5,344 |  |  | — |  |  | 1 |  |  | 194 |  |  | 5,539
﻿Bad debt expense and other |  |  | 232 |  |  | — |  |  | — |  |  | — |  |  | 232
﻿Operating income (loss) |  |  | 25,117 |  |  | (97) |  |  | 356 |  |  | (7,920) |  |  | 17,456
﻿Interest expense, net |  |  | (1,108) |  |  | — |  |  | — |  |  | — |  |  | (1,108)
﻿Income tax expense |  |  | 9,039 |  |  | — |  |  | — |  |  | — |  |  | 9,039
﻿Additions to property and equipment - accrual |  |  | 1,051 |  |  | — |  |  | — |  |  | 60 |  |  | 1,111
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Nine Months Ended September 30, 2016
﻿(in thousands) |  | Gabon |  | Equatorial Guinea |  | U.S. |  | Corporate and Other |  | Total
﻿Revenues-oil and natural gas sales |  | $ | 44,212 |  | $ | — |  | $ | 246 |  | $ | - |  | $ | 44,458
﻿Depreciation, depletion and amortization |  |  | 5,484 |  |  | — |  |  | 121 |  |  | 182 |  |  | 5,787
﻿Impairment of proved properties |  |  | — |  |  | — |  |  | 88 |  |  | — |  |  | 88
﻿Bad debt expense and other |  |  | 577 |  |  | — |  |  | — |  |  | — |  |  | 577
﻿Other operating expense |  |  | 9,959 |  |  | — |  |  | — |  |  | — |  |  | 9,959
﻿Operating income (loss) |  |  | 1,481 |  |  | (319) |  |  | (64) |  |  | (6,308) |  |  | (5,210)
﻿Interest expense, net |  |  | (2,285) |  |  | — |  |  | — |  |  | — |  |  | (2,285)
﻿Income tax expense |  |  | 6,884 |  |  | — |  |  | — |  |  | — |  |  | 6,884
﻿Additions to property and equipment - accrual |  |  | (1,819) |  |  | — |  |  | 140 |  |  | 7 |  |  | (1,672)
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿(in thousands) |  | Gabon |  | Equatorial Guinea |  | U.S. |  | Corporate and Other |  | Total
﻿Total assets from continuing operations: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿As of September 30, 2017 |  | $ | 61,694 |  | $ | 10,093 |  | $ | 83 |  | $ | 1,892 |  | $ | 73,762
﻿As of December 31, 2016 |  |  | 64,478 |  |  | 10,122 |  |  | 382 |  |  | 3,911 |  |  | 78,893
﻿ ﻿

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -URI http://asc.fasb.org/topic&trid=2134510 + Details
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