Condensed Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
Jun. 29, 2014	Jun. 30, 2013
Income Statement [Abstract]
Sales	$ 98,036	$ 94,744
Cost of sales	(79,540)	(77,513)
Gross profit	18,496	17,231
Selling, general and administrative expenses	(8,875)	(8,970)
Operating income	9,621	8,261
Interest income (expense)	14	(15)
Income before income taxes	9,635	8,246
Income tax provision expense	(3,614)	(3,134)
Net income	$ 6,021	$ 5,112
Weighted average number of shares outstanding - basic	10,570,041	10,522,185
Weighted average number of shares outstanding - diluted	10,613,738	10,567,308
Basic earnings per share
Basic earnings per share (usd per share)	$ 0.57	$ 0.49
Diluted earnings per share
Diluted earnings per share (usd per share)	$ 0.57	$ 0.48
Cash dividends declared per common share (usd per share)	$ 0	$ 0

Aggregate dividends declared during the period for each share of common stock outstanding.

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