Accounting for Stock-Based Compensation (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Accounting for Stock-Based Compensation
Stock-based compensation expense	$ 97,000	$ 39,000	$ 284,000	$ 148,000
Options exercised (in shares)	0	0	157,500	0
Valuation Assumptions
Weighted average grant date fair value (in dollars per share)		$ 0.91	$ 1.79	$ 0.48
Weighted average assumptions used:
Expected dividend yield (as a percent)		0.00%	0.00%	0.00%
Risk-free interest rate (as a percent)		1.34%	1.46%	0.75%
Expected volatility (as a percent)		227.00%	228.00%	225.20%
Expected life	0 years	5 years	4 years 10 months 24 days	4 years 10 months 24 days
Employees and Directors [Member]
Accounting for Stock-Based Compensation
Stock options granted (in shares)	0	3,000	295,000	286,000