Significant Accounting Policies - Revenue Recognition (Details) $ in Thousands	3 Months Ended						9 Months Ended
	Oct. 01, 2023 USD ($) item	Jul. 02, 2023 USD ($)	Apr. 02, 2023 USD ($)	Oct. 02, 2022 USD ($)	Jul. 03, 2022 USD ($)	Apr. 03, 2022 USD ($)	Oct. 01, 2023 USD ($) item
Disaggregation of Revenue
Number of performance obligation | item	1						1
Practical expedient							true
Number of contractual liabilities | item	2						2
Maximum
Disaggregation of Revenue
Revenue duration period							36 months
Deferred Revenue
Significant changes in the contract liabilities balances
Beginning Balance	$ 98	$ 122	$ 69	$ 101	$ 315	$ 145	$ 69
Revenue recognized that was included in contract liability balance at the beginning of the period	(98)	(122)	(69)	(101)	(315)	(145)
Increase due to cash received, excluding amounts recognized as revenue during the period	71	98	122	42	101	315
Ending Balance	71	98	122	42	101	315	71
Stored-Value Cards
Significant changes in the contract liabilities balances
Beginning Balance	12,356	11,130	10,828	8,102	7,292	7,240	10,828
Revenue recognized that was included in contract liability balance at the beginning of the period	(631)	(1,129)	(1,720)	(3,568)	(2,330)	(1,786)
Increase due to cash received, excluding amounts recognized as revenue during the period	944	2,355	2,022	4,278	3,140	1,838
Ending Balance	$ 12,669	$ 12,356	$ 11,130	$ 8,812	$ 8,102	$ 7,292	$ 12,669