Redeemable Preferred Stock (Details)	1 Months Ended	9 Months Ended
	May 08, 2013 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2013 EUR (€)	Sep. 30, 2012 USD ($)
Temporary Equity [Line Items]
Series C Redeemable Convertible Preferred Stock pursuant to Securities Purchase Agreement with Air Liquide		10,431	10,431
Series C Redeemable Convertible Preferred Stock, par value		$ 0.01
Proceeds from issuance of preferred stock		$ 2,595,400	€ 2,000,000
Net proceeds from sale of stock consideration after payment of fees & expenses	$ 2,451,079
Minimum percentage holding of common stock on conversion of preferred stock	5.00%
Minimum percentage holding of on an as-converted basis of preferred stock	50.00%
Dividend rate	8.00%
Conversion price	$ 0.248794	$ 0.236529
Number of warrants exercised		16,096,400	16,096,400
Warrants exercise price (in dollars per share)		0.15	0.15