CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Oct. 01, 2016	Dec. 26, 2015	Oct. 03, 2015
Receivables allowance (in dollars)	$ 554	$ 1,086	$ 885
Preferred stock, shares authorized	1,000,000	1,000,000	1,000,000
Preferred stock, shares issued	0	0	0
Common stock, shares authorized	30,000,000	30,000,000	30,000,000
Common stock, shares issued	14,301,959	14,179,844	14,125,935
Common stock, shares outstanding	14,301,959	14,179,844	14,125,935