Leases - (Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 05, 2020	Jun. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases	$ 7	$ 12
Operating cash flows from operating leases	6,921	7,213
Financing cash flows from finance leases	41	142
Supplemental non-cash information on lease liabilities arising from right-of-use assets:
Right-of-use assets obtained in exchange for new finance lease liabilities	0	0
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 6,177	$ 2,628