v2.4.0.6
Quarterly Consolidated Financial Data (unaudited) (Tables)
12 Months Ended
Dec. 31, 2011
Quarterly Financial Information Disclosure [Abstract]  
Schedule of Quarterly Consolidated Financial Data (unaudited)
 
Quarter Ended
 
December 31
 
September 30
 
June 30
 
March 31
 
(in millions, except per share amounts)
2011
 
 
 
 
 
 
 
Operating revenues
$
1,459

 
$
2,209

 
$
1,633

 
$
1,499

Income from operations
196

 
403

 
183

 
18

Income (loss) before discontinued operations attributable to Calpine
$
(13
)
 
$
190

 
$
(70
)
 
$
(297
)
Discontinued operations, net of tax expense, attributable to Calpine

 

 

 

Net income (loss) attributable to Calpine
$
(13
)
 
$
190

 
$
(70
)
 
$
(297
)
Basic earnings (loss) per common share:
 
 
 
 
 
 
 
Income (loss) before discontinued operations attributable to Calpine
$
(0.03
)
 
$
0.39

 
$
(0.14
)
 
$
(0.61
)
Discontinued operations, net of tax expense, attributable to Calpine

 

 

 

Net income (loss) attributable to Calpine
$
(0.03
)
 
$
0.39

 
$
(0.14
)
 
$
(0.61
)
Diluted earnings (loss) per common share:
 
 
 
 
 
 
 
Income (loss) before discontinued operations attributable to Calpine
$
(0.03
)
 
$
0.39

 
$
(0.14
)
 
$
(0.61
)
Discontinued operations, net of tax expense, attributable to Calpine

 

 

 

Net income (loss) attributable to Calpine
$
(0.03
)
 
$
0.39

 
$
(0.14
)
 
$
(0.61
)
2010
 
 
 
 
 
 
 
Operating revenues
$
1,471

 
$
2,130

 
$
1,430

 
$
1,514

Income from operations
89

 
554

 
108

 
150

Income (loss) before discontinued operations attributable to Calpine
$
(186
)
 
$
198

 
$
(119
)
 
$
(55
)
Discontinued operations, net of tax expense, attributable to Calpine
162

 
19

 
4

 
8

Net income (loss) attributable to Calpine
$
(24
)
 
$
217

 
$
(115
)
 
$
(47
)
Basic earnings (loss) per common share:
 
 
 
 
 
 
 
Income (loss) before discontinued operations attributable to Calpine
$
(0.38
)
 
$
0.41

 
$
(0.25
)
 
$
(0.11
)
Discontinued operations, net of tax expense, attributable to Calpine
0.33

 
0.04

 
0.01

 
0.01

Net income (loss) attributable to Calpine
$
(0.05
)
 
$
0.45

 
$
(0.24
)
 
$
(0.10
)
Diluted earnings (loss) per common share:
 
 
 
 
 
 
 
Income (loss) before discontinued operations attributable to Calpine
$
(0.38
)
 
$
0.41

 
$
(0.25
)
 
$
(0.11
)
Discontinued operations, net of tax expense, attributable to Calpine
0.33

 
0.04

 
0.01

 
0.01

Net income (loss) attributable to Calpine
$
(0.05
)
 
$
0.45

 
$
(0.24
)
 
$
(0.10
)