v2.4.0.8
Consolidated Condensed Statements of Operations (USD $)
In Millions, except Share data in Thousands, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Operating revenues:        
Commodity revenue $ 2,186 $ 2,020 $ 6,000 $ 4,867
Mark-to-market gain (loss) (2) 26 81 (14)
Other revenue 3 4 10 10
Operating revenues 2,187 2,050 6,091 4,863
Operating expenses:        
Commodity expense 1,281 1,076 3,757 2,909
Mark-to-market (gain) loss (13) (17) 2 (29)
Fuel and purchased energy expense 1,268 1,059 3,759 2,880
Plant operating expense 215 200 754 684
Depreciation and amortization expense 153 150 453 441
Sales, general and other administrative expense 37 33 108 102
Other operating expenses 23 20 66 58
Total operating expenses 1,696 1,462 5,140 4,165
Impairment losses 123 0 123 0
(Gain) on sale of assets, net (753) 0 (753) 0
(Income) from unconsolidated investments in power plants (5) (9) (18) (25)
Income from operations 1,126 597 1,599 723
Interest expense 156 176 491 522
Interest (income) (2) (2) (5) (5)
Debt extinguishment costs 340 0 341 68
Other (income) expense, net 4 7 20 15
Income before income taxes 628 416 752 123
Income tax expense 9 110 5 12
Net income 619 306 747 111
Net income attributable to the noncontrolling interest (5) 0 (11) 0
Net income attributable to Calpine $ 614 $ 306 $ 736 $ 111
Basic earnings per common share attributable to Calpine:        
Weighted average shares of common stock outstanding (in thousands) 398,232 434,384 411,534 444,486
Net income per common share attributable to Calpine — basic $ 1.54 $ 0.70 $ 1.79 $ 0.25
Diluted earnings per common share attributable to Calpine:        
Weighted average shares of common stock outstanding (in thousands) 402,962 438,493 416,056 448,546
Net income per common share attributable to Calpine — diluted $ 1.52 $ 0.70 $ 1.77 $ 0.25