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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Operating revenues: |  |  |  |  |
Oil and natural gas |  | $ 4,722 | $ 7,816 | $ 8,689 | $ 14,316
Total operating revenues |  | 193,907 | 472,761 | 462,846 | 1,130,460
Operating costs and expenses: |  |  |  |  |
Contract drilling |  | 63,803 | 153,848 | 144,701 | 366,658
Pressure pumping |  | 69,546 | 142,756 | 157,359 | 355,481
Oil and natural gas |  | 1,650 | 2,779 | 3,740 | 5,577
Depreciation, depletion, amortization and impairment |  | 170,975 | 181,924 | 347,745 | 357,306
Selling, general and administrative |  | 17,087 | 19,216 | 35,059 | 39,753
Other operating (income) expense, net | [1] | (4,822) | (2,998) | (6,167) | 6,346
Total operating costs and expenses |  | 318,239 | 497,525 | 682,437 | 1,131,121
Operating loss |  | (124,332) | (24,764) | (219,591) | (661)
Other income (expense): |  |  |  |  |
Interest income |  | 100 | 318 | 210 | 601
Interest expense, net of amount capitalized |  | (10,678) | (9,249) | (21,478) | (17,790)
Other |  | 17 |  | 33 |
Total other expense |  | (10,561) | (8,931) | (21,235) | (17,189)
Loss before income taxes |  | (134,893) | (33,695) | (240,826) | (17,850)
Income tax expense (benefit): |  |  |  |  |
Current |  | (2,000) | 1,705 | (25,814) | 32,225
Deferred |  | (47,027) | (16,425) | (58,643) | (40,225)
Total income tax benefit |  | (49,027) | (14,720) | (84,457) | (8,000)
Net loss |  | $ (85,866) | $ (18,975) | $ (156,369) | $ (9,850)
Net loss per common share: |  |  |  |  |
Basic |  | $ (0.58) | $ (0.13) | $ (1.06) | $ (0.07)
Diluted |  | $ (0.58) | $ (0.13) | $ (1.06) | $ (0.07)
Weighted average number of common shares outstanding: |  |  |  |  |
Basic |  | 145,944 | 145,300 | 145,857 | 145,142
Diluted |  | 145,944 | 145,300 | 145,857 | 145,142
Cash dividends per common share |  | $ 0.02 | $ 0.10 | $ 0.12 | $ 0.20
Contract Drilling |  |  |  |  |
Operating revenues: |  |  |  |  |
Oil and gas services |  | $ 115,235 | $ 288,321 | $ 283,894 | $ 689,799
Pressure Pumping |  |  |  |  |
Operating revenues: |  |  |  |  |
Oil and gas services |  | $ 73,950 | $ 176,624 | $ 170,263 | $ 426,345
[1] | Other operating income (expense) includes net gains or losses associated with the disposal of assets related to corporate strategy decisions of the executive management group. Accordingly, the related gains or losses have been excluded from the results of specific segments. This caption also includes expenses related to certain legal settlements.

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