Summary of Significant Accounting Policies (Long Lived Assets) (Details)	12 Months Ended
	Apr. 02, 2016 USD ($) Segment	Mar. 28, 2015 USD ($)	Mar. 29, 2014 USD ($)
Property, Plant and Equipment [Line Items]
Number of Operating Segments | Segment	2
Assets held for sale	$ 0
Net gain on sale of idle production facilities		$ (1,300,000)
Impairment losses on assets held and used	0		$ 560,000
Impairment of property, plant and equipment including assets held for sale	$ 0	0	$ 560,000
Buildings and improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives	10 years
Buildings and improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives	39 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives	3 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives	25 years
Albemarle North Carolina Facility [Member]
Property, Plant and Equipment [Line Items]
Payments for (Proceeds from) Productive Assets		900,000
Lakeland Florida Real Estate [Member]
Property, Plant and Equipment [Line Items]
Payments for (Proceeds from) Productive Assets		400,000
Woodland California Facility [Member]
Property, Plant and Equipment [Line Items]
Payments for (Proceeds from) Productive Assets		4,700,000
Chino Valley Arizona Real Estate [Member] [Member]
Property, Plant and Equipment [Line Items]
Payments for (Proceeds from) Productive Assets		200,000
Idle Facilities [Member]
Property, Plant and Equipment [Line Items]
Net gain on sale of idle production facilities		$ (87,000)