Stock Option Plans (Details) (USD $)	12 Months Ended			12 Months Ended			1 Months Ended		1 Months Ended	12 Months Ended							12 Months Ended				3 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Non-employee option [Member] Maximum [Member]	Dec. 31, 2013 Non-employee option [Member] Minimum [Member]	Dec. 31, 2013 Stock Option [Member]	Mar. 31, 2000 Stock Option Plan 2000 [Member]	Dec. 31, 2013 Stock Option Plan 2000 [Member]	Mar. 31, 2000 Other Stock Plans [Member]	Dec. 31, 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]	Dec. 31, 2013 Thomos Bologna [Member]	Dec. 31, 2012 Thomos Bologna [Member]	Dec. 31, 2013 Thomos Bologna [Member] Restricted Stock Units (RSUs) [Member]	Dec. 31, 2013 Thomos Bologna [Member] Restricted Stock Units (RSUs) [Member] Minimum [Member]	Mar. 31, 2012 Thomos Bologna [Member] Stock Option [Member]	Dec. 31, 2013 Thomos Bologna [Member] Stock Option [Member]	Dec. 31, 2013 Thomos Bologna [Member] Stock Option [Member] Maximum [Member]	Dec. 31, 2013 Thomos Bologna [Member] Stock Option [Member] Minimum [Member]	Dec. 31, 2013 Thomos Bologna [Member] Stock Option [Member] Period One [Member]	Dec. 31, 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	1,115,750	1,039,200					1,600,000		16,000	1,281,924															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																	36 months	36 months	18 months
Options outstanding, weighted average exercise price	$ 1.83	$ 2.12	$ 3.67							$ 1.83
Non-vested stock options outstanding, Weighted average grant date fair value	$ 1.02
Stock options granted, average fair value	$ 1.07	$ 0.89
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
Stock option granted, exercise price	$ 1.33	$ 1.35																	$ 0						$ 1.20
Share-based compensation	$ 474,101	$ 818,037															$ 178,122	$ 540,000			$ 129,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant										0
Non-vested stock options	1,362,317
Unrecognized compensation cost related to non-vested share-based compensation arrangements granted	$ 1,130,494
Options outstanding	2,288,076	1,749,310	1,870,846							2,288,076