Stock Options, Restricted Stock and Warrants (Summary of Stock Option Activity) (Details) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
Number of Shares
Outstanding, March 31, 2015 (Unaudited)	2,461,078
Weighted Average Exercise Price
Outstanding, March 31, 2015 (Unaudited)	$ 1.59
Stock Plan 2006 [Member]
Number of Shares
Granted (Unaudited)	15,000
Exercised (Unaudited)	0
Expired (Unaudited)	(177,566)
Forfeited (Unaudited)	(209,960)
Outstanding, March 31, 2015 (Unaudited)	2,461,078	2,833,604
Exercisable, March 31, 2015 (Unaudited)	1,433,086
Weighted Average Exercise Price
Granted (Unaudited)	$ 0.43
Exercised (Unaudited)	$ 0
Expired (Unaudited)	$ 2.86
Forfeited (Unaudited)	$ 1.22
Outstanding, March 31, 2015 (Unaudited)	$ 1.56	$ 1.62
Exercisable, March 31, 2015 (Unaudited)	$ 1.91
Remaining Contractual Life (Years)
Outstanding, December 31, 2014	7 years 9 months 18 days	7 years 10 months 24 days
Granted (Unaudited)	10 years
Exercised (Unaudited)	0 years
Expired (Unaudited)	4 years 10 months 24 days
Forfeited (Unaudited)	0 years
Exercisable, December 31, 2014	7 years
Aggregate Intrinsic Value
Granted (Unaudited)	$ 150
Exercised (Unaudited)	0
Expired (Unaudited)	0
Forfeited (Unaudited)	0
Outstanding, March 31, 2015 (Unaudited)	150	0
Exercisable, March 31, 2015 (Unaudited)	$ 0