v3.8.0.1

Supplementary Data | 12 Months Ended
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Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Supplementary Data |
11. | Supplementary Data
Selected Quarterly Financial Data (unaudited), (dollars in thousands, except per-share amounts):
|  | 2017 Quarters Ended |
|  | December 31 |  |  | September 30 |  |  | June 30 |  |  | March 31 |
Net revenues |  | $ | 28,417 |  |  | $ | 25,608 |  |  | $ | 24,969 |  |  | $ | 26,355 |
Net operating expenses |  |  | (29,365 | ) |  |  | (29,543 | ) |  |  | (34,689 | ) |  |  | (31,460 | )
Interest expense, net |  |  | (5,370 | ) |  |  | (5,304 | ) |  |  | (4,916 | ) |  |  | (5,463 | )
Gain on debt extinguishment |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 5,053 |
Commodity derivative (loss) gain |  |  | (1,377 | ) |  |  | (3,560 | ) |  |  | 1,231 |  |  |  | 3,444 |
Other income (expense) |  |  | — |  |  |  | 29 |  |  |  | — |  |  |  | 3 |
Loss before income tax benefit |  |  | (7,695 | ) |  |  | (12,770 | ) |  |  | (13,405 | ) |  |  | (2,068 | )
Income tax (benefit) provision |  |  | (53,512 | ) |  |  | (4,258 | ) |  |  | (4,509 | ) |  |  | 138,700 |
Net income (loss) |  | $ | 45,817 |  |  | $ | (8,512 | ) |  | $ | (8,896 | ) |  | $ | (140,768 | )
Basic net earnings (loss) applicable to common stockholders per common share |  | $ | 0.51 |  |  | $ | (0.10 | ) |  | $ | (0.10 | ) |  | $ | (2.00 | )
Diluted net earnings (loss) applicable to common stockholders per common share |  | $ | 0.51 |  |  | $ | (0.10 | ) |  | $ | (0.10 | ) |  | $ | (2.00 | )
|  | 2016 Quarters Ended |
|  | December 31 |  |  | September 30 |  |  | June 30 |  |  | March 31 |
Net revenues |  | $ | 26,505 |  |  | $ | 23,749 |  |  | $ | 22,433 |  |  | $ | 17,615 |
Net operating expenses |  |  | (33,564 | ) |  |  | (32,201 | ) |  |  | (34,534 | ) |  |  | (34,869 | )
Interest expense, net |  |  | (7,086 | ) |  |  | (7,067 | ) |  |  | (6,808 | ) |  |  | (6,298 | )
Write-off of debt issuance costs |  |  | — |  |  |  | — |  |  |  | (563 | ) |  |  | — |
Commodity derivative (loss) gain |  |  | (2,901 | ) |  |  | 1,541 |  |  |  | (6,667 | ) |  |  | 2,543 |
Other income (expense) |  |  | — |  |  |  | (10 | ) |  |  | 1,417 |  |  |  | 104 |
Loss before income tax benefit |  |  | (17,046 | ) |  |  | (13,988 | ) |  |  | (24,722 | ) |  |  | (20,905 | )
Income tax benefit |  |  | (3,571 | ) |  |  | (4,915 | ) |  |  | (8,687 | ) |  |  | (7,245 | )
Net loss |  | $ | (13,475 | ) |  | $ | (9,073 | ) |  | $ | (16,035 | ) |  | $ | (13,660 | )
Basic net loss applicable to common stockholders per common share |  | $ | (0.32 | ) |  | $ | (0.22 | ) |  | $ | (0.39 | ) |  | $ | (0.33 | )
Diluted net loss applicable to common stockholders per common share |  | $ | (0.32 | ) |  | $ | (0.22 | ) |  | $ | (0.39 | ) |  | $ | (0.33 | )
|  | 2015 Quarters Ended |
|  | December 31 |  |  | September 30 |  |  | June 30 |  |  | March 31 |
Net revenues |  | $ | 25,492 |  |  | $ | 33,941 |  |  | $ | 38,605 |  |  | $ | 33,298 |
Net operating expenses |  |  | (38,671 | ) |  |  | (272,462 | ) |  |  | (46,970 | ) |  |  | (45,686 | )
Interest expense, net |  |  | (6,436 | ) |  |  | (6,465 | ) |  |  | (6,243 | ) |  |  | (5,922 | )
Gain on debt extinguishment |  |  | 9,080 |  |  |  | 1,483 |  |  |  | — |  |  |  | — |
Commodity derivative gain (loss) |  |  | 4,267 |  |  |  | 13,051 |  |  |  | (4,623 | ) |  |  | 6,580 |
Other income (expense) |  |  | 225 |  |  |  | (91 | ) |  |  | 12 |  |  |  | 26 |
Loss before income tax benefit |  |  | (6,043 | ) |  |  | (230,543 | ) |  |  | (19,219 | ) |  |  | (11,704 | )
Income tax benefit |  |  | (284 | ) |  |  | (81,756 | ) |  |  | (7,369 | ) |  |  | (3,996 | )
Net loss |  | $ | (5,759 | ) |  | $ | (148,787 | ) |  | $ | (11,850 | ) |  | $ | (7,708 | )
Basic net loss applicable to common stockholders per common share |  | $ | (0.14 | ) |  | $ | (3.67 | ) |  | $ | (0.29 | ) |  | $ | (0.19 | )
Diluted net loss applicable to common stockholders per common share |  | $ | (0.14 | ) |  | $ | (3.67 | ) |  | $ | (0.29 | ) |  | $ | (0.19 | )

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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