XML 67 R45.htm IDEA: XBRL DOCUMENT v3.3.1.900
INTANGIBLE ASSETS AND GOODWILL - Amortization (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2015
Dec. 28, 2014
Dec. 29, 2013
INTANGIBLE ASSETS AND GOODWILL      
Amortization expense $ 48,357 $ 52,948 $ 57,200
Estimated amortization expense      
2016 47,986    
2017 48,907    
2018 47,275    
2019 23,769    
2020 $ 418