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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Revenues: |  |
Revenues | $ 189,885 | $ 213,295
Cost of sales (excluding depreciation and amortization expense): |  |
Selling, general and administrative | 27,553 | 34,651
Depreciation and amortization | 47,772 | 53,927
Long-lived asset impairment | 8,245 | 9,860
Restatement and other charges | 801 | 0
Restructuring and other charges | 457 | 8,065
Interest expense | 21,421 | 20,300
Debt extinguishment costs | 291 | 0
Other income, net | (794) | (1,989)
Total costs and expenses | 203,575 | 223,355
Loss before income taxes | (13,690) | (10,060)
Provision for (benefit from) income taxes | 323 | (3,334)
Net loss | (14,013) | (6,726)
Less: Net loss attributable to the noncontrolling interest | 2,328 | 4,907
Net loss attributable to Archrock stockholders | $ (11,685) | $ (1,819)
Basic loss per common share: |  |
Net income (loss) attributable to Archrock common stockholders (in dollars per share) | $ (0.17) | $ (0.03)
Diluted loss per common share: |  |
Net income (loss) attributable to Archrock common stockholders (in dollars per share) | $ (0.17) | $ (0.03)
Weighted average common shares outstanding used in loss per common share: |  |
Basic (in shares) | 69,404 | 68,833
Diluted (in shares) | 69,404 | 68,833
Dividends declared and paid per common share (in dollars per share) | $ 0.1200 | $ 0.1875
Contract Operations |  |
Revenues: |  |
Revenues | $ 149,984 | $ 176,239
Cost of sales (excluding depreciation and amortization expense): |  |
Costs of sales (excluding depreciation and amortization expense) | 64,097 | 68,179
Aftermarket Services |  |
Revenues: |  |
Revenues | 39,901 | 37,056
Cost of sales (excluding depreciation and amortization expense): |  |
Costs of sales (excluding depreciation and amortization expense) | $ 33,732 | $ 30,362

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