Long-Term Debt (Schedule Of Long-Term Debt) (Parenthetical) (Detail)	Sep. 30, 2012
Debt Instrument [Line Items]
Total debt average rate	6.50%
Total debt average term	6 years 7 months 6 days
Senior Secured Asset-Based Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Effective interest rate	1.70%
Senior Secured Term Loan Facilities [Member]
Debt Instrument [Line Items]
Effective interest rate	5.00%
Senior Secured First Lien Notes [Member]
Debt Instrument [Line Items]
Effective interest rate	7.40%
Other Senior Secured Debt [Member]
Debt Instrument [Line Items]
Effective interest rate	6.80%
Senior Secured Notes [Member]
Debt Instrument [Line Items]
Effective interest rate	11.00%
Senior Unsecured Notes [Member]
Debt Instrument [Line Items]
Effective interest rate	7.30%