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Description of Business and Summary of Significant Accounting Policies - Summary of Activity Related to 2014 Plan and Initial Stock Grant and Additional Stock Grants under Employment Agreement (Details) - 2014 Plan [Member] - $ / shares
12 Months Ended
Feb. 28, 2021
Feb. 29, 2020
Feb. 28, 2019
Unvested Number of share, Beginning balance 715,152 470,807 322,250
Granted 88,269 571,352 188,245
Vested (99,697) (127,007) (39,688)
Vested and settled (100,000) (200,000)  
Forfeited 0 0 0
Unvested Number of share, Ending balance 603,724 715,152 470,807
Weighted Average Grant Date Fair Value, Beginning balance $ 5.07 $ 5.49 $ 5.80
Weighted Average Grant Date Fair Value, Granted 7.18 4.21 5.50
Weighted Average Grant Date Fair Value, Vested 7.21 4.18 8.13
Weighted Average Grant Date Fair Value, Vested and settled 4.15 4.15  
Weighted Average Grant Date Fair Value, Forfeited 0 0 0
Weighted Average Grant Date Fair Value, Ending balance $ 5.18 $ 5.07 $ 5.49