Annual report pursuant to Section 13 and 15(d)

Description of Stock Plans - Summary of RSU Activity (Details)

v3.21.1
Description of Stock Plans - Summary of RSU Activity (Details) - RSU - $ / shares
1 Months Ended 12 Months Ended
May 31, 2020
May 31, 2019
Jun. 30, 2018
Mar. 31, 2021
Number of Shares        
Non-vested restricted stock beginning (in shares)       293,525
Granted (in shares) 109,034 109,416 232,558 109,034
Vested (in shares)       (91,570)
Cancelled (in shares)       0
Non-vested restricted stock ending (in shares)       310,989
Weighted-Average Grant Date Fair Value        
Non-vested restricted stock weighted average grant date fair value beginning balance (in dollars per share)       $ 2.48
Granted (in dollars per share)       6.42
Vested (in dollars per share)       2.47
Cancelled (in dollars per share)       0
Non-vested restricted stock weighted average grant date fair value ending balance (in dollars per share)       $ 3.87