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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Oil, natural gas and natural gas liquids sales: |  |
Total oil, natural gas and natural gas liquids sales | $ 55,266 | $ 47,024
Other | 252 | 375
Total operating revenues | 55,518 | 47,399
Production: |  |
Lease operating | 9,467 | 12,489
Workover and other | 560 | 1,323
Taxes other than income | 3,192 | 2,915
Gathering and other | 13,171 | 10,547
Restructuring |  | 418
General and administrative | 4,827 | 3,856
Depletion, depreciation and accretion | 10,595 | 18,030
Total operating expenses | 41,812 | 49,578
Income (loss) from operations | 13,706 | (2,179)
Other income (expenses): |  |
Net gain (loss) on derivative contracts | (45,711) | 118,299
Interest expense and other | (1,370) | (1,629)
Total other income (expenses) | (47,081) | 116,670
Income (loss) before income taxes | (33,375) | 114,491
Net income (loss) | $ (33,375) | $ 114,491
Net income (loss) per share of common stock: |  |
Basic (in dollars per share) | $ (2.06) | $ 7.07
Diluted (in dollars per share) | $ (2.06) | $ 7.07
Weighted average common shares outstanding: |  |
Basic (in shares) | 16,232 | 16,204
Diluted (in shares) | 16,232 | 16,204
Total oil, natural gas and natural gas liquids sales |  |
Oil, natural gas and natural gas liquids sales: |  |
Total oil, natural gas and natural gas liquids sales | $ 55,266 | $ 47,024
Oil |  |
Oil, natural gas and natural gas liquids sales: |  |
Total oil, natural gas and natural gas liquids sales | 41,270 | 41,917
Natural gas |  |
Oil, natural gas and natural gas liquids sales: |  |
Total oil, natural gas and natural gas liquids sales | 9,087 | 354
NGLs |  |
Oil, natural gas and natural gas liquids sales: |  |
Total oil, natural gas and natural gas liquids sales | $ 4,909 | $ 4,753

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