EARNINGS PER SHARE (Details 2) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended	12 Months Ended
	Dec. 26, 2015	Sep. 26, 2015	Sep. 26, 2015	Dec. 31, 2016	Dec. 27, 2014
Earnings Per Share [Abstract]
Deferred income tax benefit				$ 30,590
Deferred income tax benefit (in dollars per share)				$ 1.35
Provision for valuation allowance				$ 9,888
Valuation provision effect (in dollars per share)				$ 0.44
Reversal of contingent liability				$ 16,591
Reversal of contingent liability effect (in dollars per share)				$ 0.73
Impairment of goodwill and intangible assets				$ 40,140
Impairment of goodwill and intangible assets (in dollars per share	$ 1.16	$ 0.58		$ 1.72
Restructuring impairment				$ 14,545
Restructuring impairment (in dollars per share)				$ 0.62
Restructuring expenses				$ 13,622
Restructuring expenses (in dollars per share)				$ 0.58
Refinancing costs for long-term debt					$ 24,171
Refinancing of long-term debt (in dollars per share)					$ 0.93
Outstanding stock options with exercise prices exceeding the market price of common stock, excluded from the computation of diluted earnings per share (in shares)			426,338	197,303	449,000