Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Options, Outstanding (in shares)	2,130,000	3,898,198	3,141,198
Options Outstanding, Weighted Average Remaining Life (years)	4 years 8 months 26 days
Options Outstanding, Weighted Average Exercise Price	$ 1.75	$ 1.75	$ 1.65
Number Exercisable	930,000	1,298,198
Number Exercisable, Weighted Average Remaining Life (years)	4 years 2 months 23 days
Number Exercisable, Weighted Average Exercise Price	$ 1.69	$ 1.39
Exercise Price $0.08 to $0.15 [Member]
Options, Outstanding (in shares)	80,000
Options Outstanding, Weighted Average Remaining Life (years)	2 years 9 months
Options Outstanding, Weighted Average Exercise Price	$ 0.12
Number Exercisable	70,000
Number Exercisable, Weighted Average Remaining Life (years)	2 years 8 months 5 days
Number Exercisable, Weighted Average Exercise Price	$ 0.12
Exercise Price $0.70 to $1.00 [Member]
Options, Outstanding (in shares)	310,000
Options Outstanding, Weighted Average Remaining Life (years)	4 years 8 months 26 days
Options Outstanding, Weighted Average Exercise Price	$ 0.95
Number Exercisable	90,000
Number Exercisable, Weighted Average Remaining Life (years)	1 year 6 months 29 days
Number Exercisable, Weighted Average Exercise Price	$ 0.84
Exercise Price $1.83 to $2.00 [Member]
Options, Outstanding (in shares)	1,740,000
Options Outstanding, Weighted Average Remaining Life (years)	4 years 9 months 29 days
Options Outstanding, Weighted Average Exercise Price	$ 1.97
Number Exercisable	770,000
Number Exercisable, Weighted Average Remaining Life (years)	4 years 8 months 5 days
Number Exercisable, Weighted Average Exercise Price	$ 1.94