v3.26.1
Fair Value - Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
May 03, 2026
Apr. 27, 2025
U.S. Government Money Market Fund [Member]    
Assets:    
Investments at fair value $ 4,352 $ 5,682
Growth Allocation Mutual Funds [Member]    
Assets:    
Investments at fair value 991 808
S&P 500 Index Fund [Member]    
Assets:    
Investments at fair value 443 275
Lord Abbett Bond Debenture Fund [Member]    
Assets:    
Investments at fair value 397 11
Other [Member]    
Assets:    
Investments at fair value 285 271
Quoted prices in active markets for identical assets - Level 1 [Member] | U.S. Government Money Market Fund [Member]    
Assets:    
Investments at fair value 4,352 5,682
Quoted prices in active markets for identical assets - Level 1 [Member] | Growth Allocation Mutual Funds [Member]    
Assets:    
Investments at fair value 991 808
Quoted prices in active markets for identical assets - Level 1 [Member] | S&P 500 Index Fund [Member]    
Assets:    
Investments at fair value 443 275
Quoted prices in active markets for identical assets - Level 1 [Member] | Lord Abbett Bond Debenture Fund [Member]    
Assets:    
Investments at fair value 397 11
Quoted prices in active markets for identical assets - Level 1 [Member] | Other [Member]    
Assets:    
Investments at fair value $ 285 $ 271