Stock-based Compensation (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 29, 2011	Sep. 30, 2012	Sep. 30, 2011
Stock-based Compensation
Options vested during period	1,000	2,300	8,500	22,600
Unvested stock options outstanding	11,000		11,000
Stock options outstanding	246,967		246,967
Share-based compensation expense	$ 130,344	$ 53,728	$ 294,384	$ 144,101
Total unrecognized share-based compensation cost	$ 1,128,303		$ 1,128,303
Period to recognize share-based compensation expense not yet recognized			2 years 3 months 18 days
Stock Options
Stock-based Compensation
Shares available for grant	0		0
Restricted Stock
Stock-based Compensation
Restricted shares outstanding	640,500		640,500
Restricted shares outstanding, vested	42,663		42,663
Restricted shares outstanding, nonvested	597,837		597,837
Shares of restricted stock issued		0	497,500	145,000
Restricted shares forfeited			20,000
Average fair value of restricted stock granted (in dollars per share)			$ 2.31	$ 2.34
Performance and Service Conditions | Restricted Stock
Stock-based Compensation
Shares of restricted stock issued			490,000
Minimum | Restricted Stock
Stock-based Compensation
Years of service required			2 years