Stock Options (Narrative) (Details)				12 Months Ended
	Mar. 21, 2016	Jan. 04, 2016 $ / shares shares	Feb. 01, 2008 shares	Dec. 31, 2015 USD ($) $ / shares	Dec. 31, 2014 USD ($) $ / shares	Dec. 31, 2013 USD ($)	Oct. 25, 2000 shares
Stock Options [Line Items]
Number of shares that may be granted | shares							7,000,000
Number of additional shares that may be granted | shares			3,500,000
Stock Incentive Plan term				10 years
Purchase price floor of fair market value				85.00%
Weighted average fair value of options granted | $ / shares				$ 2.40	$ 2.20
Compensation expense				$ 12,000	$ 32,000	$ 50,000
Expected volatility				61.70%	53.30%	47.60%
Risk free interest rate				2.53%	3.27%	2.97%
Stock Options [Member]
Stock Options [Line Items]
Compensation expense				$ 12,000	$ 32,000	$ (28,000)
Current year compensation expense						32,000
Reversal of compensation expense						$ 59,500
Minimum [Member]
Stock Options [Line Items]
Voting power				10.00%
option life remaining				3 months 18 days	1 month 6 days	1 month 6 days
Maximum [Member]
Stock Options [Line Items]
option life remaining				4 years 9 months 18 days	4 years 9 months 18 days	4 years 9 months 18 days
Voluntary Resignation [Member]
Stock Options [Line Items]
Stock Incentive Plan exercisable period				3 months
10% Of Total Voting Power [Member]
Stock Options [Line Items]
Stock Incentive Plan exercisable period				5 years
Purchase price floor of fair market value				110.00%
Subsequent Event [Member]
Stock Options [Line Items]
Options issued to purchase | shares		2,500
Price per share | $ / shares		$ 1.20
Reverse stock split	0.1