Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Components of Long-Term Debt (Parenthetical) (Detail)

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Long-Term Debt - Components of Long-Term Debt (Parenthetical) (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 12 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Sep. 28, 2013
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Mar. 08, 2010
Senior subordinated notes, net of unamortized discount, interest at 8.25%, payable semi-annually, principal due March 2018 [Member]
Sep. 28, 2013
Option Two [Member]
Minimum [Member]
Sep. 28, 2013
Option Two [Member]
Maximum [Member]
Sep. 28, 2013
Option One [Member]
Minimum [Member]
Sep. 28, 2013
Option One [Member]
Maximum [Member]
Components of long-term debt                
Debt instrument interest rate stated, percentage     8.25% 8.25%        
Applicable interest rate on the Credit Facility 5.00%       1.75% 2.75% 0.75% 1.75%
Unamortized original issue discount $ 583 $ 688