INCOME TAXES (Details 4) - USD ($)	12 Months Ended
Jan. 02, 2021	Dec. 28, 2019
INCOME TAXES
Balance at beginning of year	$ 2,407,382	$ 299,722
Increase (decrease) for positions taken during the current period	(28,637)	137,927
Increase (decrease) for positions taken during the prior period		2,039,117
Increase (decrease) resulting from the expiration of the statute of limitations	(1,300,436)	(69,384)
Balance at end of year	$ 1,078,309	$ 2,407,382

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Amount of unrecognized tax benefits.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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