Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 30, 2013	Dec. 31, 2012
Allowances for accounts receivable (in Dollars) (in Dollars)	$ 779	$ 654
Common stock par value (in Dollars per share)	$ 0.02	$ 0.02
Common stock, shares authorized (in Shares)	25,000,000	25,000,000
Common stock, shares issued (in Shares)	14,487,111	14,566,099
Common stock, shares outstanding (in Shares)	14,487,111	14,566,099