Leases (Schedule of Lease Expense and Other Information) (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 28, 2019 USD ($)	Dec. 28, 2019 USD ($)
Leases [Abstract]
Operating lease - in excess of 12 months	$ 3,360	$ 10,157
Variable lease	1,200	3,462
Short-term lease	40	54
Total operating lease expense	$ 4,600	13,673
Cash paid for amounts included in the measurement of lease liabilities (in thousands)
Operating cash flows from operating leases		10,882
Right-of-use assets obtained in exchange for new operating lease liabilities (in thousands)		$ 1,113
Weighted-average remaining lease term - operating leases (in years)	20 years	20 years
Weighted-average discount rate - operating leases	4.00%	4.00%