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Adoption of New Accounting Standards and Recently Issued Accounting Standards - Additional Information (Detail) - USD ($)
$ in Thousands
 4 Months Ended
Apr. 24, 2021
Apr. 18, 2020
Jan. 02, 2021
Dec. 29, 2019
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]        
Change in accounting principle, accounting standards update, adoption date Dec. 29, 2019      
Change in accounting principle, accounting standards update, adopted [true false] true      
Change in accounting principle, accounting standards update, immaterial effect [true false] false      
Accounting Standards Update [Extensible List] Accounting Standards Update 2016-13 [Member]      
Retained earnings $ 257,784   $ 245,506  
Accounting Standards Update 2016-13 [Member]        
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]        
Retained earnings       $ 2,200
Deferred income tax 600      
Accounting Standards Update 2016-13 [Member] | Current Accounts and Notes Receivable [Member]        
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]        
Transition adjustment due to adoption of new credit loss standard 1,900 $ 1,911    
Accounting Standards Update 2016-13 [Member] | Long Term Notes Receivable [Member]        
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]        
Transition adjustment due to adoption of new credit loss standard $ 300 $ 259