XML 68 R53.htm IDEA: XBRL DOCUMENT v3.5.0.2
Draws on Credit Facility that are Designated as Net Investments in Foreign Operations (Parenthetical) (Detail)
CAD in Millions, $ in Millions
Sep. 30, 2016
USD ($)
Sep. 30, 2016
CAD
Dec. 31, 2015
USD ($)
Derivative Instruments And Hedging Activities Disclosures [Line Items]      
Credit facility $ 1,306   $ 1,291
Canadian Dollars      
Derivative Instruments And Hedging Activities Disclosures [Line Items]      
Credit facility [1] 35 CAD 46  
Canadian Dollars | Not Designated as Hedging Instrument      
Derivative Instruments And Hedging Activities Disclosures [Line Items]      
Credit facility $ 46    
[1] We have drawn an additional $46 million on the credit facility in Canadian dollars, which draw has not been designated as a hedging instrument.