Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 28, 2013	Dec. 29, 2012
Receivables allowance (in dollars)	$ 1,321	$ 1,096
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Common stock, shares authorized	30,000,000	30,000,000
Common stock, shares issued	13,656,557	13,427,339
Common stock, shares outstanding	13,656,557	13,427,339