LEASES (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 28, 2020	Dec. 28, 2019	Mar. 30, 2019
Lessee, Lease, Description [Line Items]
Operating Lease, Payments	$ 6,780
Operating Lease, Weighted Average Remaining Lease Term	10 years
Lessee, Operating Lease, Renewal Term	10 years
Right-of-use assets	$ 52,236
Lease liabilities	59,320
Property, plant and equipment, net	253,399		$ 343,979
Operating Lease, Liability, Current	7,306
Operating Lease, Liability, Noncurrent	$ 52,014
Operating Lease, Weighted Average Discount Rate, Percent	3.97%
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 9,637
Lessee, Operating Lease, Liability, Payments, Due Year Two	8,421
Lessee, Operating Lease, Liability, Payments, Due Year Three	7,499
Lessee, Operating Lease, Liability, Payments, Due Year Four	5,693
Lessee, Operating Lease, Liability, Payments, Due Year Five	5,515
Lessee, Operating Lease, Liability, Payments, Due after Year Five	35,395
Lessee, Operating Lease, Liability, Payments, Due	72,160
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(12,840)
Operating Lease, Cost	$ 8,300
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent
Minimum
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	30 years
Office Space [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	5 years
Right-of-use assets		$ 36,200
Lease liabilities		41,800
Property, plant and equipment, net		$ 5,600
Revenue Benchmark [Member]
Lessee, Lease, Description [Line Items]
Concentration risk	3.00%