Stock-Based Compensation - Schedule of Stock Option Outstanding (Details) (USD $)				12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Range One [Member]	Dec. 31, 2013 Range Two [Member]	Dec. 31, 2013 Range Three [Member]	Dec. 31, 2013 Range Four [Member]
Options Outstanding, Range of exercise price, lower limit				$ 0.01	$ 1.01	$ 3.01	$ 5.01
Options Outstanding, Range of exercise price, upper limit				$ 1.00	$ 3.00	$ 5.00	$ 7.50
Options Outstanding, Number	351,000	449,000	513,000	50,000	117,000	108,000	76,000
Options Outstanding, Weighted Average Remaining Contractual Life in Years				9 years	4 years 4 months 24 days	2 years 10 months 24 days	2 years
Options Outstanding, Weighted Average Exercise Price	$ 3.36	$ 3.56	$ 3.61	$ 0.55	$ 1.90	$ 3.33	$ 7.50
Options Exercisable, Number	351,000	449,000		50,000	117,000	108,000	76,000
Options Exercisable, Weighted Average Exercise Price	$ 3.36	$ 3.56		$ 0.55	$ 1.90	$ 3.33	$ 7.50