Quarterly report pursuant to Section 13 or 15(d)

3. Stock-Based Compensation (Details)

v3.4.0.3
3. Stock-Based Compensation (Details)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Stock-based Compensation Details    
Risk free interest rate, minimum 1.15% 1.61%
Risk free interest rate, maximum 1.55% 1.97%
Dividend yield 0.00% 0.00%
Expected term, minimum 5 years 5 years
Expected term, maximum 5 years 10 years
Expected volatility, minimum 34.90% 41.20%
Expected volatility, maximum 35.00% 54.20%