Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jul. 03, 2016	Jun. 28, 2015
Income Statement [Abstract]
Sales	$ 131,374	$ 101,496
Cost of sales	(103,158)	(80,761)
Gross profit	28,216	20,735
Selling, general and administrative expenses	(15,126)	(9,891)
Operating income	13,090	10,844
Interest (expense) income, net	(724)	21
Income before income taxes	12,366	10,865
Income tax provision	(4,762)	(4,074)
Net income	$ 7,604	$ 6,791
Weighted average number of shares outstanding - basic	10,513,139	10,580,542
Weighted average number of shares outstanding - diluted	10,555,282	10,628,409
Basic earnings per share
Basic earnings per share	$ 0.72	$ 0.64
Diluted earnings per share
Diluted earnings per share	0.72	0.64
Cash dividends declared per common share	$ 0	$ 0