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Variable Interest Entities (Tables)
9 Months Ended
Sep. 30, 2012
Variable Interest Entities Disclosure [Abstract]  
Summarized Financial Information of the Consolidated Projects
The following table presents summarized financial information of the projects that were consolidated by EMG:
(in millions)
September 30,
2012
 
December 31,
2011
Current assets
$
71

 
$
36

Net property, plant and equipment
1,090

 
675

Other long-term assets
73

 
5

Total assets
$
1,234

 
$
716

Current liabilities
$
40

 
$
28

Long-term debt net of current portion
172

 
57

Deferred revenues
172

 
69

Long-term derivative liabilities
23

 

Other long-term liabilities
38

 
22

Total liabilities
$
445

 
$
176

Noncontrolling interests
$
238

 
$
2