Stockholders' Equity (Tables)
|
6 Months Ended |
Jun. 30, 2021 |
|---|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
| Stock Option Activity |
|
|
|
|
|
Options |
Outstanding at December 31, 2019 |
5,781,884 |
Granted |
1,545,000 |
Exercised |
(15,000) |
Forfeit/canceled |
(814,068) |
Expired |
(490,264) |
Outstanding at December 31, 2020 |
6,007,552 |
Granted |
87,500 |
Exercised |
— |
Forfeit/canceled |
(76,406) |
Expired |
(92,180) |
Outstanding at June 30, 2021 |
5,926,466 |
|
| Valuation Assumptions |
|
|
|
|
|
|
|
Six Months Ended |
|
June 30, |
|
2021 |
|
2020 |
Risk-free interest rate |
1.01 |
% |
|
0.58 |
% |
Expected life (years) |
6.00 |
|
|
6.00 |
|
Expected dividend yield |
— |
% |
|
— |
% |
Expected volatility |
74.16 |
% |
|
77.57 |
% |
|
| Restricted Stock Unit Activity |
|
|
|
|
Shares |
Outstanding at December 31, 2019 |
|
1,152,248 |
Awarded |
|
284,480 |
Released |
|
— |
Canceled/forfeited/expired |
|
— |
Outstanding at December 31, 2020 |
|
1,436,728 |
Awarded |
|
575,036 |
Released |
|
— |
Canceled/forfeited/expired |
|
— |
Outstanding at June 30, 2021 |
|
2,011,764 |
|
|
|
Expected to vest at June 30, 2021 |
|
2,011,764 |
Vested at June 30, 2021 |
|
1,543,014 |
Unvested at June 30, 2021 |
|
— |
Unrecognized expense at June 30, 2021 |
$ |
— |
|
| Stock Options and Warrants [Member] |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
| Stock-Based Compensation Expense |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Three Months Ended |
|
Six Months Ended |
|
June 30, |
|
June 30, |
|
2021 |
|
2020 |
|
2021 |
|
2020 |
General and administrative |
$ |
79,758 |
|
$ |
58,149 |
|
$ |
163,888 |
|
$ |
136,698 |
Sales and marketing |
|
31,068 |
|
|
20,921 |
|
|
63,813 |
|
|
34,598 |
Engineering, research, and development |
|
43,606 |
|
|
44,474 |
|
|
86,658 |
|
|
86,461 |
|
$ |
154,432 |
|
$ |
123,544 |
|
$ |
314,359 |
|
$ |
257,757 |
|
| Restricted Stock Units RSU [Member] |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
| Stock-Based Compensation Expense |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Three Months Ended |
|
Six Months Ended |
|
June 30, |
|
June 30, |
|
2021 |
|
2020 |
|
2021 |
|
2020 |
General and administrative |
$ |
65,003 |
|
$ |
— |
|
$ |
130,005 |
|
$ |
65,000 |
Sales and marketing |
$ |
56,018 |
|
$ |
— |
|
$ |
59,712 |
|
$ |
— |
|
$ |
121,021 |
|
$ |
— |
|
$ |
189,717 |
|
$ |
65,000 |
|