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PROPERTY AND EQUIPMENT, NET (NARRATIVE) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 25, 2016
Mar. 27, 2015
Dec. 25, 2015
Property, Plant and Equipment [Line Items]      
Capitalized computer software, net $ 21.5   $ 24.6
Depreciation expense $ 5.2 $ 5.4