LEASES (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 28, 2019	Dec. 28, 2019	Mar. 30, 2019
Lessee, Lease, Description [Line Items]
Renewal term	10 years	10 years
Property, plant and equipment, net	$ 268,104	$ 268,104	$ 343,979
Operating lease right-of-use assets in Other long-term assets	54,158	54,158
Operating lease liabilities in Other current liabilities	5,947	5,947
Operating lease liabilities in Other long-term liabilities	$ 54,446	$ 54,446
Weighted-average remaining lease term (years)	10 years 1 month 6 days	10 years 1 month 6 days
Weighted-average discount rate	4.00%	4.00%
Operating lease cost	$ 8,400	$ 3,800
Operating cash flows used for operating leases	1,326	5,160
2020 (excluding the first nine months of 2020)	1,528	1,528
2021	9,484	9,484
2022	8,322	8,322
2023	7,422	7,422
2024	5,678	5,678
Thereafter	40,962	40,962
Total future minimum operating lease payments	73,396	73,396
Less: imputed interest	(13,003)	(13,003)
Present value of operating lease liabilities	$ 60,393	$ 60,393
Minimum
Lessee, Lease, Description [Line Items]
Lease term	1 year	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lease term	30 years	30 years
Office Space
Lessee, Lease, Description [Line Items]
Renewal term	5 years	5 years
Property, plant and equipment, net	$ 5,600	$ 5,600
Operating lease right-of-use assets in Other long-term assets	36,200	36,200
Present value of operating lease liabilities	$ 41,800	$ 41,800
Operating lease revenue
Lessee, Lease, Description [Line Items]
Concentration risk		3.00%