Stock-Based Compensation - Summary of Stock Options (Details) - $ / shares	12 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 29, 2020
Share-Based Payment Arrangement [Abstract]
Outstanding at end of period (in shares)	253,710	508,459	591,667
Exercisable at end of period (in shares)	61,690	333,500	339,250
Outstanding at end of period (in dollars per share)	$ 4.46	$ 2.35	$ 1.77
Exercisable at end of period (in dollars per share)	$ 3.53	$ 2.17	$ 2.03
Weighted average remaining term outstanding	8 years 11 months 8 days	6 years 11 months 26 days	7 years 7 months 2 days
Granted (in shares)	168,335	80,500
Granted (in dollars per share)	$ 5.10	$ 4.05
Exercised (in shares)	(403,334)	(161,208)
Exercised (in dollars per share)	$ (2.12)	$ (1.05)
Cancelled (in shares)	(19,750)	(2,500)
Cancelled (in dollars per share)	$ (3.27)	$ (2.55)