Stock Option Plans (Details) (USD $)	9 Months Ended			9 Months Ended			1 Months Ended		1 Months Ended	9 Months Ended	12 Months Ended						3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Sep. 30, 2013 Non-employee option [Member] Maximum [Member]	Sep. 30, 2013 Non-employee option [Member] Minimum [Member]	Sep. 30, 2013 Stock Option [Member]	Mar. 31, 2000 Stock Option Plan 2000 [Member]	Dec. 31, 2012 Stock Option Plan 2000 [Member]	Mar. 31, 2000 Other Stock Plans [Member]	Sep. 30, 2013 2006 Stock Plan [Member]	Dec. 31, 2012 2006 Stock Plan [Member]	Dec. 31, 2011 2006 Stock Plan [Member]	Dec. 31, 2010 2006 Stock Plan [Member]	Dec. 31, 2009 2006 Stock Plan [Member]	Dec. 31, 2008 2006 Stock Plan [Member]	Oct. 26, 2006 2006 Stock Plan [Member]	Sep. 30, 2013 Thomos Bologna [Member]	Sep. 30, 2012 Thomos Bologna [Member]	Sep. 30, 2013 Thomos Bologna [Member]	Sep. 30, 2012 Thomos Bologna [Member]	Sep. 30, 2013 Thomos Bologna [Member] Restricted Stock Units (RSUs) [Member]	Sep. 30, 2013 Thomos Bologna [Member] Restricted Stock Units (RSUs) [Member] Minimum [Member]	Sep. 30, 2013 Thomos Bologna [Member] Stock Option [Member]	Sep. 30, 2013 Thomos Bologna [Member] Stock Option [Member] Minimum [Member]	Sep. 30, 2013 Thomos Bologna [Member] Stock Option [Member] Period One [Member]	Sep. 30, 2013 Thomos Bologna [Member] Stock Option [Member] Period Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized								210,000			3,570,000					2,160,000
Stock option granted, number of common stock shares	266,500						1,600,000		16,000																600,000	300,000
Increase in the number of shares available for issuance										200,000	200,000	200,000	200,000	200,000	200,000
Increase in the number of shares available for issuance, percent of stock outstanding										5.00%
Options expiration period						10 years
Options vesting period				3 years	2 years																			18 months	36 months
Options outstanding, weighted average exercise price	$ 2.14		$ 2.12
Non-vested stock options outstanding, Weighted average grant date fair value	$ 1.40
Stock options granted, average fair value	$ 1.41	$ 1.47
Average closing price of common stock																						$ 2.40		$ 1.80
Number of days, for calculating average closing price of common stock																						30 days		30 days
Number of restricted common stock granted	270,000	270,000																			270,000
Stock option granted, exercise price	$ 1.41																								$ 1.20
Share-based compensation	$ 295,305	$ 683,879															$ 44,531	$ 104,467	$ 133,592	$ 440,133			$ 129,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant										2,130,124
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Beginning Balance	574,544
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Total										$ 453,214
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition										3 years 1 month 6 days