SUPPLEMENTAL BALANCE SHEET INFORMATION - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Allowance for doubtful accounts	$ (0.9)		$ 1.8
Recoveries to the allowance for doubtful accounts		$ 0.5
Depreciation	$ 89.8	$ 85.0	$ 70.7