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Pension Plan - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Feb. 28, 2023
Feb. 28, 2022
Feb. 28, 2021
Defined Benefit Plan Disclosure [Line Items]      
Employees covered under noncontributory Pension Plan   13.00%  
Compensation period preceding retirement and termination   5 years  
Expected rate of return 6.50% 6.50% 6.50%
Lump sum distributions $ 2,100 $ 1,900  
Non-cash settlement charge 800 800  
Non-cash settlement charge $ 1,273 1,097 $ 1,619
Target asset allocation, historical period 10 years    
Target asset allocation, expected returns 5 years    
Company contributions $ 2,000 1,000  
Matching contributions $ 1,900 $ 2,000 $ 1,900
United States employees contribution 100.00%    
Minimum [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Expected contributions $ 1,000    
Maximum [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Expected contributions $ 3,000