Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	$ 109,822	$ 91,388
Accumulated depreciation	(32,632)	(27,904)
Property, plant and equipment, net	77,190	63,484
Depreciation	5,177	4,374	$ 3,658
Land
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	26,827	21,359
Buildings and improvements
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	52,011	42,976
Machinery and Equipment
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	$ 30,984	$ 27,053