Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Apr. 02, 2016
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	$ 87,768	$ 78,695
Accumulated depreciation	(24,413)	(21,731)
Property, plant and equipment, net	63,355	56,964
Depreciation	3,658	3,319	$ 3,468
Land [Member]
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	24,001	22,897
Buildings and improvements [Member]
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	39,613	34,180
Machinery and equipment [Member]
Property, plant and equipment, at cost:
Property, plant and equipment, at cost	$ 24,154	$ 21,618