Inventories - Components of Inventories (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Apr. 02, 2016
Inventory [Line Items]
Impairment of Inventory due to Restructuring	$ 8,200	$ 1,700	$ 1,400
Inventory, Raw Materials, Net of Reserves	52,591	41,383
Inventory, Work in Process, Net of Reserves	18,634	13,829
Inventory Write-off due to Storm Damage	900
Inventory, Finished Goods, Net of Reserves	16,461	3,730
Inventories	$ 87,686	$ 58,942