Stock Based Compensation	9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement [Abstract]
Stock Based Compensation	7. Stock Based Compensation The Company recognizes share-based compensation at the fair value of the equity instrument on the grant date. Compensation expense is recognized over the required service period. Share-based compensation expenses were $247,020 and $334,238 for the three months ended September 30, 2019 and 2018, respectively. Share-based compensation expenses were $744,717 and $641,418 for the nine months ended September 30, 2019 and 2018, respectively. As of September 30, 2019, there was a total of $1,601,816 of unrecognized compensation cost, adjusted for estimated forfeitures, related to non-vested share-based payments granted to the Company’s employees. As of that date, the remaining unamortized expense is expected to be recognized over a weighted average period of approximately three years.

Stock Based Compensation

9 Months Ended

Sep. 30, 2019

Share-based Payment Arrangement [Abstract]

7. Stock Based Compensation

The Company recognizes share-based compensation at the fair value of the equity instrument on the grant date. Compensation expense is recognized over the required service period. Share-based compensation expenses were $247,020 and $334,238 for the three months ended September 30, 2019 and 2018, respectively. Share-based compensation expenses were $744,717 and $641,418 for the nine months ended September 30, 2019 and 2018, respectively.

As of September 30, 2019, there was a total of $1,601,816 of unrecognized compensation cost, adjusted for estimated forfeitures, related to non-vested share-based payments granted to the Company’s employees. As of that date, the remaining unamortized expense is expected to be recognized over a weighted average period of approximately three years.