RETIREMENT BENEFIT PLANS (Details 7) - USD ($)	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
Contribution Plan [Abstract]
Total contributions for the period	$ 1,564,661	$ 1,484,664
Regular Matching Contributions [Member]
Contribution Plan [Abstract]
Total contributions for the period	692,846	540,693
Transitional Credit Contributions [Member]
Contribution Plan [Abstract]
Total contributions for the period	264,473	305,226
Non-Discretionary Contributions [Member]
Contribution Plan [Abstract]
Total contributions for the period	$ 607,342	$ 638,745