v3.26.1
Earnings per Share - Additional Information (Detail) - USD ($)
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Feb. 29, 2024
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Undistributed earnings $ 0    
Options outstanding 39,560 31,251 52,500
Stock Option      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share 39,560 31,251 52,500