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EMPLOYEE BENEFIT PLANS (Assumptions Used to Determine the Postretirement Benefit Obligation and the Net Periodic Benefit Cost) (Details)
12 Months Ended
Mar. 26, 2016
Mar. 28, 2015
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Line Items]    
Weighted average discount rate 3.90% 3.80%
Medical care cost trend rate:    
Ultimate trend rate 6.00% 5.00%
Year that rate reaches ultimate trend rate 2022 2023
Medical Care Cost [Member]    
Medical care cost trend rate:    
Trend rate assumed for next year 8.00% 8.00%
Dental Care Cost [Member]    
Medical care cost trend rate:    
Trend rate assumed for next year 5.00% 5.00%