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CONSOLIDATED STATEMENTS OF INCOME - USD ($)
shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Transmission revenues $ 89 $ 86
Equity earnings (Note 4) 43 42
Operation and maintenance expenses (12) (10)
Property taxes (5) (5)
General and administrative (2) (2)
Depreciation (22) (21)
Financial charges and other (Note 13) (16) (17)
Net income 75 73
Net income (loss) attributable to controlling interest allocation    
General Partner 3 2
Net income 75 73
Common units    
Net income (loss) attributable to controlling interest allocation    
Limited partners $ 72 $ 71
Net income (loss) per common unit (Note 7) - basic (in dollars per unit) $ 1.05 $ 1.10
Net income (loss) per common unit (Note 7) - diluted (in dollars per unit) $ 1.05 $ 1.10
Weighted average common units outstanding - basic (in units) 68.3 64.4
Weighted average common units outstanding - diluted (in units) 68.3 64.4
Common units outstanding, end of year (in units) 68.6 64.7