Long-Term Debt - Summary of Long-term Debt (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Debt Instrument [Line Items]    
Capital leases $ 107 $ 96
Total debt 3,573 3,430
Less: current portion 45 38
Long-term debt 3,528 3,392
Dollar Denominated Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 9.875% 9.875%
Dollar Denominated Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 9.00%  
Secured Debt [Member] | Revolver Borrowings [Member] | Dollar Denominated [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.25%
Variable Interest rate description   Libor+4 1/4%
Long-term debt    20
Secured Debt [Member] | Revolver Borrowings [Member] | Dollar denominated [Member]
   
Debt Instrument [Line Items]    
Maturity June 2018  
Secured Debt [Member] | Term Loans [Member] | Dollar Denominated [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage 5.00%  
Variable Interest rate description Libor+5%  
Long-term debt 1,525   
Secured Debt [Member] | Term Loans [Member] | Dollar Denominated (Refinanced in June 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.75%
Variable Interest rate description   Libor+4 3/4%
Long-term debt    1,064
Secured Debt [Member] | Term Loans [Member] | Euro Denominated (Refinanced in June 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.75%
Variable Interest rate description   Libor+4 3/4%
Long-term debt    284
Secured Debt [Member] | Term Loans [Member] | Tranche S (Refinanced in June 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.75%
Variable Interest rate description   Libor+4 3/4%
Long-term debt    137
Secured Debt [Member] | Term Loans [Member] | Dollar denominated [Member]
   
Debt Instrument [Line Items]    
Maturity June 2019  
Secured Debt [Member] | 2012 Secured Credit Agreement [Member] | Dollar Denominated Term Loan [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   9.50%
Variable Interest rate description   Libor+9 1/2%
Long-term debt    171
Secured Debt [Member] | Second Lien Credit Agreement [Member] | Tranche 1 Dollar Denominated Term Loan [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage 8.00%  
Variable Interest rate description Libor+8%  
Maturity January 2016  
Long-term debt 644   
Secured Debt [Member] | Second Lien Credit Agreement [Member] | Tranche 2 Dollar Denominated Term Loan [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 8.375%  
Maturity December 2016  
Long-term debt 234   
Secured Debt [Member] | Second Priority Secured Notes [Member] | Dollar Denominated Floating Rate Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   6.00%
Variable Interest rate description   Libor+6%
Long-term debt    225
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Floating Rate Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.625%
Variable Interest rate description   Libor+4 5/8%
Long-term debt    122
Unsecured Debt [Member] | Senior Notes [Member] | Euro Denominated Floating Rate Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage   4.625%
Variable Interest rate description   Libor+4 5/8%
Long-term debt    201
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage   9.875%
Long-term debt    429
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Notes (Refinanced in April 2013) [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage   9.00%
Long-term debt    250
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Notes [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 13.875%  
Long-term debt 411   
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Floating Rate Notes [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate percentage 8.625%  
Variable Interest rate description Libor+8 5/8%  
Long-term debt 188   
Unsecured Debt [Member] | Senior Notes [Member] | Dollar denominated [Member]
   
Debt Instrument [Line Items]    
Maturity March 2016  
Unsecured Debt [Member] | Senior Notes [Member] | Dollar Denominated Floating Rate Notes [Member]
   
Debt Instrument [Line Items]    
Variable Interest rate description LIBOR+6.125  
Maturity March 2016  
Unsecured Debt [Member] | Senior Subordinated Notes [Member] | Dollar Denominated Notes [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 11.875%  
Maturity September 2016  
Long-term debt 25   
Unsecured Debt [Member] | Senior Subordinated Notes [Member] | Dollar Denominated Notes [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 11.875%  
Maturity September 2016 September 2016
Long-term debt 247 247
Unsecured Debt [Member] | Senior Subordinated Notes [Member] | Euro Denominated Notes [Member]
   
Debt Instrument [Line Items]    
Interest rate percentage 10.875% 10.875%
Long-term debt $ 192 $ 184
Unsecured Debt [Member] | Senior Subordinated Notes [Member] | Euro Denominated [Member]
   
Debt Instrument [Line Items]    
Maturity September 2016 September 2016