v3.26.1
Credit Facility (Narrative) (Details) - USD ($)
12 Months Ended
May 30, 2026
May 31, 2025
Jun. 01, 2024
Line Of Credit Facility [Line Items]      
Interest costs incurred $ 556,000 $ 612,000 $ 549,000
Credit Agreement [Member]      
Line Of Credit Facility [Line Items]      
Debt instrument, term 5 years    
Maximum borrowing capacity $ 250,000,000    
Available additional capacity 200,000,000    
Amount outstanding $ 0 $ 0  
Interest period 1 month    
Floor rate 0.00%    
Maximum total funded debt to capitalization ratio 50.00%    
Minimum tangible net worth, amount $ 700,000,000    
Minimum tangible net worth, percentage of net income 50.00%    
Credit facility benchmark in computing dividend payments $ 50,000,000    
Credit Agreement [Member] | Minimum [Member]      
Line Of Credit Facility [Line Items]      
Commitment fee 0.15%    
Credit Agreement [Member] | Maximum [Member]      
Line Of Credit Facility [Line Items]      
Commitment fee 0.25%    
Credit Agreement [Member] | Base Rate [Member] | Minimum [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 0.00%    
Credit Agreement [Member] | Base Rate [Member] | Maximum [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 0.75%    
Credit Agreement [Member] | Base Rate, Federal Funds [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 0.50%    
Credit Agreement [Member] | SOFR [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 0.10%    
Credit Agreement [Member] | SOFR [Member] | Minimum [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 1.00%    
Credit Agreement [Member] | SOFR [Member] | Maximum [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 1.75%    
Credit Agreement [Member] | SOFR, One Month [Member] [Member]      
Line Of Credit Facility [Line Items]      
Basis spread on variable rate 1.00%    
Credit Agreement [Member] | Standby Letters of Credit [Member]      
Line Of Credit Facility [Line Items]      
Maximum borrowing capacity $ 15,000,000    
Amount outstanding 5,900,000    
Credit Agreement [Member] | Swingline [Member]      
Line Of Credit Facility [Line Items]      
Maximum borrowing capacity $ 15,000,000