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Debt and Commitments - Additional Information (Detail) (USD $)
 0 Months Ended 12 Months Ended
Jun. 20, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Debt Instrument [Line Items]        
Borrowings under revolving credit facility $ 2,250,000,000      
Period of revolving credit facility 5 years      
Revolving credit facility maturity date Jun. 20, 2018      
Interest paid in cash   32,000,000 32,000,000 19,000,000
Mr. Stronach and Affiliated Entities [Member]
        
Debt Instrument [Line Items]        
Business development, Consulting, other business services agreement expenses   52,000,000 47,000,000 38,000,000
Related Party MID Member [Member]
        
Debt Instrument [Line Items]        
Lease expense       166,000,000
Asian Tranche [Member]
        
Debt Instrument [Line Items]        
Line of credit facility fully transferable amount 200,000,000      
Mexican Tranche [Member]
        
Debt Instrument [Line Items]        
Line of credit facility fully transferable amount $ 50,000,000