INCOME TAXES (Details) - USD ($)	3 Months Ended
	Mar. 27, 2016	Mar. 29, 2015
Operating Loss Carryforwards [Line Items]
Income tax expense	$ 62,604,000	$ 111,494,000
Effective income tax rate	34.70%	35.30%
Gain (loss) associated with pension and other postretirement benefits, tax benefit	$ 4,176,000	$ 1,255,000
Tax benefit related to share-based compensation		7,834,000
Additional Paid-in Capital [Member]
Operating Loss Carryforwards [Line Items]
Tax benefit related to share-based compensation	$ 0	$ 7,834,000