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Stock Plans and Stock-Based Compensation (Details)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Stock Plans and Stock-Based Compensation [Abstract]    
Expected life in years (based on simplified method) 8 years 8 years
Risk-free interest rates 2.04% 2.10%
Volatility (based on historical volatility) 205.30% 203.00%
Dividend yield 0.00% 0.00%