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Debt (Details)
$ in Millions
6 Months Ended
Aug. 28, 2021
USD ($)
Aug. 29, 2020
USD ($)
Aug. 28, 2021
CAD ($)
Feb. 27, 2021
USD ($)
Line of Credit Facility [Line Items]        
Term Loan $ 150,000,000     $ 150,000,000
Interest payments 1,900,000 $ 2,500,000    
Repayment Recovery Zone Facility Bonds 1,000,000      
Letter of credit        
Line of Credit Facility [Line Items]        
Debt 16,600,000      
Revolving credit facility        
Line of Credit Facility [Line Items]        
Maximum borrowing capacity 235,000,000      
Outstanding borrowings 0     0
Industrial Revenue Bonds        
Line of Credit Facility [Line Items]        
Debt 13,000,000      
Canada | Revolving credit facility        
Line of Credit Facility [Line Items]        
Maximum borrowing capacity     $ 25.0  
Outstanding borrowings $ 0     $ 0