CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $)	Sep. 24, 2011	Dec. 25, 2010
CONSOLIDATED CONDENSED BALANCE SHEETS
Receivables, allowance for doubtful accounts (in dollars)	$ 17,200	$ 17,000
Long-term investments, allowance for losses (in dollars)	$ 546,100	$ 0
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	4,972,081	5,020,739
Common stock, shares outstanding	4,972,081	5,020,739