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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Revenues |  |
Oil, natural gas and NGL | $ 86,966 | $ 98,149
Other | 162 | 201
Total revenues | 87,128 | 98,350
Expenses |  |
Production | 24,713 | 25,023
Production taxes | 4,700 | 3,176
Depreciation and depletion—oil and natural gas | 27,997 | 26,980
Depreciation and amortization—other | 3,153 | 3,837
Impairment | 4,170 | 2,531
General and administrative | 14,022 | 19,538
Shareholder activism costs | 407 | 0
Employee termination benefits | 31,587 | 400
Loss (gain) on derivative contracts | 18,330 | (34,183)
Other operating expense | 16 | 268
Total expenses | 129,095 | 47,570
(Loss) income from operations | (41,967) | 50,780
Other (expense) income |  |
Interest expense, net | (948) | (939)
Gain on extinguishment of debt | 1,151 | 0
Other income, net | 873 | 970
Total other income | 1,076 | 31
(Loss) income before income taxes | (40,891) | 50,811
Income tax expense | 3 | 3
Net (loss) income | $ (40,894) | $ 50,808
(Loss) earnings per share |  |
Basic (in dollars per share) | $ (1.18) | $ 1.90
Diluted (in dollars per share) | $ (1.18) | $ 1.90
Weighted average number of common shares outstanding |  |
Basic (in shares) | 34,575 | 26,801
Diluted (in shares) | 34,575 | 26,801

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