Receivables (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 30, 2020
Receivables, net:
Trade accounts receivable from franchisees	$ 16,593	$ 15,535
Financing receivables from franchisees	1,484	2,104
Allowance for doubtful accounts	(1,444)	(1,699)
Total receivables, net	20,821	21,349
Other noncurrent assets:
Financing receivables from franchisees	463	502
Vendor receivables
Receivables, net:
Other receivables, gross, current	1,578	2,199
Credit card receivables
Receivables, net:
Other receivables, gross, current	816	542
Other
Receivables, net:
Other receivables, gross, current	$ 1,794	$ 2,668

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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