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Earnings Per Share - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2024	Aug. 31, 2023	Feb. 29, 2024
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Undistributed earnings			$ 0
Options outstanding	52,500		52,500		52,500
Stock Option
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share	49,932	52,500	52,500	52,500