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Net Income per Share - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Mar. 01, 2024
Mar. 01, 2020
Mar. 01, 2019
Jan. 01, 2019
Jun. 29, 2024
Jul. 01, 2023
Jun. 29, 2024
Jul. 01, 2023
Dec. 30, 2023
Earnings Per Share Note [Line Items]                  
Antidilutive securities excluded from computation of earnings per share         135,712   135,712    
Stock option outstanding         210,204   210,204   207,810
Common Class A                  
Earnings Per Share Note [Line Items]                  
Antidilutive securities excluded from computation of earnings per share           17,000   41,000  
Unvested Share Based Payments                  
Earnings Per Share Note [Line Items]                  
Antidilutive securities excluded from computation of earnings per share         123,653   123,653    
Investment Share Program                  
Earnings Per Share Note [Line Items]                  
Vesting period             5 years    
Investment Share Program | Minimum                  
Earnings Per Share Note [Line Items]                  
Requirement tenure of employee for investment share program, purchase shares at discount             1 year    
Discount from current market value             20.00%    
Investment Share Program | Maximum                  
Earnings Per Share Note [Line Items]                  
Requirement tenure of employee for investment share program, purchase shares at discount             2 years    
Discount from current market value             40.00%    
Restricted Stock Awards                  
Earnings Per Share Note [Line Items]                  
Vesting period 4 years 4 years 4 years 5 years          
Performance Based Awards                  
Earnings Per Share Note [Line Items]                  
Stock option outstanding         36,302 10,422 36,302 10,422  
Performance Based Awards | Common Class A                  
Earnings Per Share Note [Line Items]                  
Number of shares not included because the performance criteria was not expected to be met             10,843 23,462