Quarterly report pursuant to Section 13 or 15(d)

Income per Common Share - Calculation of Basic and Diluted Net Income per Common Share (Detail)

v3.23.1
Income per Common Share - Calculation of Basic and Diluted Net Income per Common Share (Detail) - USD ($)
3 Months Ended
Feb. 28, 2023
Feb. 28, 2022
Numerator:    
Net Income $ 766,812 $ 832,047
Denominator:    
Weighted-average shares outstanding-basic 8,467,074 8,527,031
Dilutive common shares issuable upon exercise of stock options 7,663 221,152
Weighted-average shares-diluted 8,474,737 8,748,183
Basic $ 0.09 $ 0.10
Diluted $ 0.09 $ 0.10