INVESTMENTS IN UNCONSOLIDATED COMPANIES - Condensed info (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
Equity Method Investment, Summarized Financial Information [Abstract]
Current assets	$ 365,993	$ 359,349
Noncurrent assets	540,629	577,837
Current liabilities	236,630	247,825
Noncurrent liabilities	228,209	180,764
Equity	441,783	508,597
Condensed financial information
Net revenues	988,871	1,368,593	$ 1,512,534
Gross profit	843,680	1,155,091	1,262,104
Operating income	38,561	146,809	231,952
Net income	$ 39,143	$ 151,519	$ 247,441