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INCOME TAXES (Details) - USD ($)	12 Months Ended
INCOME TAXES (Details) - USD ($)	Jan. 03, 2021	May 24, 2020	Apr. 30, 2020	Dec. 29, 2019
Decrease in unrecognized tax benefits reasonably possible	$ 2,000
Valuation allowance	1,400,000			$ 1,313,000
Decrease in valuation allowance	$ 87,000
Domestic Tax Authority
Open tax years	2017 2018 2019 2020
Net operating loss carryforwards	$ 10,900,000
Domestic Tax Authority \| Minimum
Net operating loss carryforwards, expiration date	Jan. 02, 2039
State and Local Jurisdiction
Open tax years	2016 2017 2018 2019 2020
Net operating loss carryforwards	$ 26,800,000
State and Local Jurisdiction \| Minimum
Net operating loss carryforwards, expiration date	Jan. 02, 2022
PPP Loans
Loan amount	$ 13,900,000	$ 921,000	$ 13,000,000.0