Annual report pursuant to Section 13 and 15(d)

Derivative Instruments - Effect of Derivative Instruments Recorded in Other Income (Expense) (Detail)

v2.4.0.8
Derivative Instruments - Effect of Derivative Instruments Recorded in Other Income (Expense) (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 29, 2012
Derivative Instruments, Gain (Loss) [Line Items]      
Total derivative instruments $ 0 $ (958) $ 111
Commodity Contracts [Member] | Derivatives Not Designated as Hedging Instruments [Member]
     
Derivative Instruments, Gain (Loss) [Line Items]      
Total derivative instruments $ 0 $ (958) $ 111