Consolidated Balance Sheets (Parenthetical) - $ / shares	Feb. 28, 2023	Feb. 28, 2022
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Treasury stock, shares	3,370,657	2,862,218
Common Class A [Member]
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	60,000,000	60,000,000
Common stock, shares issued	24,538,184	24,476,847
Common stock, shares outstanding	21,167,527	21,614,629
Treasury stock, shares	3,370,657	2,862,218
Common Class B [Member]
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	10,000,000	10,000,000
Common stock, shares issued	2,260,954	2,260,954
Common stock, shares outstanding	2,260,954	2,260,954