Supplemental Financial Information - Accounts Receivable (Details) - USD ($) $ in Thousands	Oct. 03, 2023	Jan. 03, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 4,812	$ 6,443
Delivery program receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	1,822	2,027
Vendor rebate receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	667	801
Franchise receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	1,303	2,050
Other receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 1,020	$ 1,565