Independent Operator Notes and Receivables - Credit Quality Indicators (Details) - USD ($) $ in Thousands	Jul. 03, 2021	Jan. 02, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
2021 (YTD)	$ 7,283
2020	10,280
2019	7,212
2018	4,071
2017	1,841
Prior	666
Total	31,353	$ 37,238
TCAP
Financing Receivable, Credit Quality Indicator [Line Items]
2021 (YTD)	1,086
2020	1,853
2019	2,304
2018	1,444
2017	533
Prior	0
Total	7,220
Non-TCAP
Financing Receivable, Credit Quality Indicator [Line Items]
2021 (YTD)	2,800
2020	2,354
2019	4,908
2018	2,627
2017	1,308
Prior	666
Total	14,663
New store
Financing Receivable, Credit Quality Indicator [Line Items]
2021 (YTD)	3,397
2020	6,073
2019	0
2018	0
2017	0
Prior	0
Total	$ 9,470