PENSION AND OTHER POSTRETIREMENT BENEFITS (Schedule of Economic Assumptions) (Details)	9 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Dec. 28, 2014
Pension Benefits [Member]
Assumptions used to measure benefit obligation at end of period:
Discount rate	4.45%		4.22%
Assumptions used to measure net pension and other postretirement cost:
Discount rate	4.22%	4.95%
Expected return on plan assets	6.00%	6.00%
Other Benefits [Member]
Assumptions used to measure benefit obligation at end of period:
Discount rate	4.45%		4.22%
Assumptions used to measure net pension and other postretirement cost:
Discount rate	4.22%	4.95%