v3.7.0.1

Consolidated Condensed Statements of Operations - USD ($) shares in Thousands, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Operating revenues: |  |
Commodity revenue | $ 2,063 | $ 1,585
Mark-to-market gain | 214 | 25
Other revenue | 4 | 5
Operating revenues | 2,281 | 1,615
Operating expenses: |  |
Commodity expense | 1,533 | 1,006
Mark-to-market loss | 159 | 120
Fuel and purchased energy expense | 1,692 | 1,126
Plant operating expense | 282 | 255
Depreciation and amortization expense | 206 | 180
Sales, general and other administrative expense | 40 | 38
Other operating expenses | 20 | 20
Total operating expenses | 2,240 | 1,619
Gain on sale of assets, net | (27) | 0
(Income) from unconsolidated subsidiaries | (4) | (7)
Income from operations | 72 | 3
Interest expense | 159 | 157
Debt extinguishment costs | 24 | 0
Other (income) expense, net | 2 | 5
Loss before income taxes | (113) | (159)
Income tax expense (benefit) | (61) | 35
Net income (loss) | (52) | (194)
Net income attributable to the noncontrolling interest | (4) | (4)
Net loss attributable to Calpine | $ (56) | $ (198)
Basic and diluted loss per common share attributable to Calpine: |  |
Weighted average number of shares outstanding, basic | 354,682 | 353,501
Earnings per share, basic and diluted | $ (0.16) | $ (0.56)

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