SUPPLEMENTAL STATEMENT OF CASH FLOWS INFORMATION - Narrative (Details) - USD ($)	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Supplemental Cash Flow Information [Abstract]
Liabilities related to property and equipment outstanding	$ 3,400,000	$ 5,300,000	$ 1,000,000
Accrued dividends payable on unvested options	$ 0	$ 0	$ 400,000