Annual report pursuant to Section 13 and 15(d)

BENEFIT PLANS (Asset Allocation Ranges and Actual Allocation, CRIP) (Detail)

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BENEFIT PLANS (Asset Allocation Ranges and Actual Allocation, CRIP) (Detail) (Canadian Retirement Income Plan, or CRIP)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Canadian Equities
   
Defined Benefit Plan Disclosure [Line Items]    
Range minimum 25.00%  
Range maximum 50.00%  
Actual 35.00% 35.60%
U.S. Equities
   
Defined Benefit Plan Disclosure [Line Items]    
Range minimum 0.00%  
Range maximum 19.00%  
Actual 0.00% 0.00%
International Equities
   
Defined Benefit Plan Disclosure [Line Items]    
Range minimum 0.00%  
Range maximum 19.00%  
Actual 15.00% 14.10%
Fixed Income
   
Defined Benefit Plan Disclosure [Line Items]    
Range minimum 30.00%  
Range maximum 70.00%  
Actual 49.00% 49.90%
Money Market
   
Defined Benefit Plan Disclosure [Line Items]    
Range minimum 0.00%  
Range maximum 10.00%  
Actual 1.00% 0.40%