Stock Based Compensation	3 Months Ended
Stock Based Compensation	Mar. 31, 2017
Stock Based Compensation [Abstract]
Stock Based Compensation	Note 5 — Stock Based Compensation We have a stock incentive plan for employees and others called the “VirnetX Holding Corporation 2013 Equity Incentive Plan”, or the Plan, which has been approved by our stockholders. The Plan provides for the granting of up to 14,124,469 shares of our common stock, including stock options and stock purchase rights (“RSUs”), and will expire in 2024. As of March 31, 2017, 396,221 shares remained available for grant under the Plan. During the three months ending March 31, 2017 we granted options for a total of 25,000 shares with a weighted average grant date fair value of $1.69. During the three months ended March 31, 2016 there were no grants of options or RSUs. Stock-based compensation expense included in general and administrative expense was $833 and $1,234 for the three months ended March 31, 2017 and 2016, respectively. As of March 31, 2017, the unrecognized stock-based compensation expense related to non-vested stock options and RSUs was $3,339 and $2,137, respectively, which will be amortized over an estimated weighted average period of approximately 2.54 and 2.20 years, respectively.

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.