Note 8. Fair Value Measurement (Detail) - Financial Instruments not Carried at Fair Value (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 25, 2011
Term Loan $ 217,300 $ 247,082
Senior Unsecured Notes 200,000 200,000
Senior Unsecured Notes 196,000 179,000
Debt not traded in the market   2,317
Debt not traded in the market   2,317
Total Debt Obligations 417,300 449,399
Secured Debt [Member]
   
Term Loan 217,300 249,181
Term Loan 218,658 246,066
Total Debt Obligations 417,300 451,498
Total Debt Obligations $ 414,658 $ 427,383