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Leases (Details) - USD ($)
$ in Thousands
12 Months Ended
Nov. 28, 2015
Nov. 29, 2014
Nov. 30, 2013
Rent expense for the years ended:      
Rent expense $ 20,482 $ 20,251 $ 16,124
Future minimum rentals under noncancelable leases:      
2016 13,265    
2017 9,594    
2018 6,197    
2019 4,886    
2020 3,572    
Thereafter $ 9,121