Note 11 - Stockholders' Equity - Stock Options (Details) - $ / shares |
9 Months Ended | |
---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
|
Nonvested shares (in shares) | 899,672 | |
Nonvested, Beginning balance, Weighted Average Grant-Date Fair Value (in dollars per share) | $ 8.71 | |
Granted, shares (in shares) | 640,748 | |
Granted, Weighted Average Grant-Date Fair Value (in dollars per share) | $ 7.90 | $ 7.81 |
Forfeited, shares (in shares) | (148,051) | |
ForfeitedForfeited, Weighted Average Grant-Date Fair Value (in dollars per share) | $ 8.32 | |
Vested/Issued, shares (in shares) | (443,003) | |
Vested/Issued, Weighted Average Grant-Date Fair Value (in dollars per share) | $ 9.52 | |
Nonvested shares (in shares) | 949,366 | |
Nonvested, Beginning balance, Weighted Average Grant-Date Fair Value (in dollars per share) | $ 7.85 |