v3.26.1
Effect of Derivative Instruments for Deferred Gains And (Losses) on Closed Contracts and Effective Portion in Fair Value on AOCI, Utilized for Risk Management Purposes (Detail) - USD ($)
$ in Thousands
 4 Months Ended
Apr. 25, 2026
Apr. 19, 2025
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Loss) or Gain Recognized in AOCI on Derivatives (Effective Portion) [1] $ 2,716 $ (1,086)
Production costs 795,389 778,346
Income before income taxes 60,060 71,202
Reclassification out of Accumulated Other Comprehensive Income    
Derivative Instruments, Gain (Loss) [Line Items]    
Income before income taxes [2] (115) 489
Interest Rate Contracts    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Loss) or Gain Recognized in AOCI on Derivatives (Effective Portion) [1]   3,160
Interest Rate Contracts | Reclassification out of Accumulated Other Comprehensive Income    
Derivative Instruments, Gain (Loss) [Line Items]    
Interest expense [2] 211 169
Commodity Contract    
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of (Loss) or Gain Recognized in AOCI on Derivatives (Effective Portion) [1] 2,716 (4,246)
Commodity Contract | Reclassification out of Accumulated Other Comprehensive Income | Product    
Derivative Instruments, Gain (Loss) [Line Items]    
Production costs [2],[3] $ (326) $ 320
[1] Amounts in parentheses, if any, indicate debits to determine net income.
[2] Amounts in parentheses, if any, indicate credits to determine net income.
[3] Included in materials, supplies, labor and other production costs (exclusive of depreciation and amortization shown separately).