Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011
Consolidated Balance Sheets
Accounts receivable, allowance for doubtful accounts (in dollars)	$ 671	$ 644
Property and equipment, accumulated depreciation (in dollars)	$ 7,492	$ 7,535
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized	24,000,000	24,000,000
Common stock, shares issued	5,084,155	5,032,759
Common stock, shares outstanding	5,084,155	5,032,759