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Income Taxes - Additional Information (Detail) - USD ($)
6 Months Ended
Jul. 02, 2023
Jan. 01, 2023
Income Tax Contingency [Line Items]    
Unrecognized tax benefits $ 0 $ 0
Unrecognized tax benefits, period over the next 12 months  
Accrued interest or penalties $ 0 0
Earliest Tax Year [Member] | Federal [Member]    
Income Tax Contingency [Line Items]    
Income tax returns in period 2019  
Earliest Tax Year [Member] | State and Local [Member]    
Income Tax Contingency [Line Items]    
Income tax returns in period 2018  
California Enterprise Zone Tax Credits [Member]    
Income Tax Contingency [Line Items]    
Deferred tax assets valuation allowance $ 300,000 $ 300,000
Tax credits carry forward latest expiration year 2024