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RETIREMENT PLANS (Schedule of Components of Net Periodic Benefit Costs of Defined Benefit Pension Plans) (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Mar. 30, 2019
Retirement Benefits [Abstract]
Service cost	$ 1,861	$ 1,829	$ 1,893
Interest cost on benefit obligation	279	301	340
Expected return on plan assets	(66)	(178)	(208)
Actuarial loss	119	129	132
Amortization of unrecognized prior service cost	(123)	(98)	(86)
Plan settlements and curtailments	0	(239)	(82)
Totals	$ 2,070	$ 1,744	$ 1,989

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