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Net Income per Share - Additional Information (Detail) - shares
3 Months Ended
Mar. 01, 2020
Mar. 01, 2019
Mar. 29, 2025
Mar. 30, 2024
Dec. 28, 2024
Earnings Per Share Note [Line Items]          
Antidilutive securities excluded from computation of earnings per share     162,934 85,643  
Stock option outstanding     286,713   209,794
Unvested Share Based Payments          
Earnings Per Share Note [Line Items]          
Antidilutive securities excluded from computation of earnings per share     76,003 27,573  
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    
Performance Based Awards          
Earnings Per Share Note [Line Items]          
Antidilutive securities excluded from computation of earnings per share     85,209 38,805  
Performance Based Awards | Common Class A          
Earnings Per Share Note [Line Items]          
Antidilutive securities excluded from computation of earnings per share     40,103 14,017