v3.7.0.1
CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (unaudited) - USD ($)
shares in Millions, $ in Millions
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Retained Earnings [Member]
Total Common Shareholders' Equity Parent [Member]
Noncontrolling Interest [Member]
Beginning Balance (in shares) at Dec. 31, 2015   461          
Beginning Balance at Dec. 31, 2015 $ 23,112 $ 5 $ 8,596 $ (167) $ 14,140 $ 22,574 $ 538
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net Income 1,198       1,193 1,193 5
Issuances of common stock, net of issuance cost of less than $1 (in shares)   0          
Issuances of common stock, net of issuance cost of less than $1   $ 0 16     16  
Share-based payment activity (in shares)   1          
Share-based payment activity     64     64  
Dividends on common stock         (803) (803)  
Other comprehensive income (loss) 72     85   85 (13)
Sale of NEER assets to NEP     27     27 199
Distributions to noncontrolling interests             (23)
Other     0   18 18 2
Ending Balance (in shares) at Jun. 30, 2016   462          
Ending Balance at Jun. 30, 2016 $ 23,882 $ 5 8,703 (82) 14,548 23,174 708
Beginning Balance (in shares) at Dec. 31, 2016 468 468          
Beginning Balance at Dec. 31, 2016 $ 25,331 $ 5 8,948 (70) 15,458 24,341 990
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net Income 2,395       2,376 2,376 19
Issuances of common stock, net of issuance cost of less than $1 (in shares)   1          
Issuances of common stock, net of issuance cost of less than $1     15     15  
Share-based payment activity (in shares)   0          
Share-based payment activity     44     44  
Dividends on common stock         (920) (920)  
Other comprehensive income (loss) $ 85     73   73 12
Sale of NEER assets to NEP     0     0 (17)
Distributions to noncontrolling interests             (39)
Other     (3)     (3) (15)
Ending Balance (in shares) at Jun. 30, 2017 469 469          
Ending Balance at Jun. 30, 2017 $ 26,876 $ 5 $ 9,004 $ 3 $ 16,914 $ 25,926 $ 950