Stock-Based Compensation; Changes in Equity (Details 1) (USD $)	3 Months Ended
	Mar. 31, 2013
Shares, Balance (in shares)	218,500
Shares under Warrant, Granted (in shares)	0
Shares, Outstanding (in shares)	218,500
Shares Exercisable	49,668
Weighted Average Exercise Price, Balance (in dollars per share)	$ 5.21
Weighted Average Exercise Price, Outstanding (in dollars per share)	$ 5.21
Weighted Average Exercise Price, Exercisable (in dollars per share)	$ 4.13
Weighted Average Contractual Life, Outstanding	3 years 8 months 12 days
Weighted Average Contractual Life, Exercisable	2 years 9 months 18 days
Aggregate Intrinsic Value, Outstanding (in dollars)	$ 182,405
Aggregate Intrinsic Value, Exercisable (in dollars)	92,175
Warrant [Member]
Shares, Balance (in shares)	0
Shares under Warrant, Granted (in shares)	140,048
Shares under Warrant, Cancelled (in shares)	0
Shares under Warrant, Exercised (in shares)	0
Shares, Outstanding (in shares)	140,048
Shares Exercisable	0
Weighted Average Exercise Price, Balance (in dollars per share)	$ 0
Weighted Average Exercise Price, Granted (in dollars per share)	$ 0.01
Weighted Average Exercise Price, Cancelled (in dollars per share)	$ 0
Weighted Average Exercise Price, Exercised (in dollars per share)	$ 0
Weighted Average Exercise Price, Outstanding (in dollars per share)	$ 0.01
Weighted Average Exercise Price, Exercisable (in dollars per share)	$ 0
Weighted Average Contractual Life, Outstanding	9 years 3 months 18 days
Weighted Average Contractual Life, Exercisable	0 years
Aggregate Intrinsic Value, Outstanding (in dollars)	837,487
Aggregate Intrinsic Value, Exercisable (in dollars)	$ 0