Annual report pursuant to Section 13 and 15(d)

Allowance for Doubtful Accounts - Schedule of Allowance for Doubtful Accounts (Detail)

v3.3.1.900
Allowance for Doubtful Accounts - Schedule of Allowance for Doubtful Accounts (Detail) - USD ($)
$ in Thousands
12 Months Ended
Sep. 26, 2015
Sep. 27, 2014
Sep. 28, 2013
Receivables [Abstract]      
Balances at Beginning of Period $ 25,212 $ 21,158 $ 18,574
Charged/ (Credited) to Costs and Expenses 741 8,988 4,373
Asset Write-Offs, Less Recoveries (6,657) (4,934) (1,789)
Balances at End of Period $ 19,296 $ 25,212 $ 21,158