Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Jul. 03, 2011	Jan. 02, 2011
Condensed Consolidated Balance Sheets
Property and equipment, accumulated depreciation and amortization	$ 63,743	$ 61,313
Deferred charges, accumulated amortization	$ 950	$ 898
Common stock, par value	$ 0.05	$ 0.05
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	5,993,453	5,966,942
Common stock, shares outstanding	5,993,453	5,966,942
Preferred stock, no par value
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0