RETIREMENT BENEFIT PLANS, Defined Contribution Plan (Details) - USD ($)	1 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Defined Benefit Plan Disclosure [Line Items]
Total contributions made for the period		$ 611,461	$ 232,399	$ 186,545
Regular Matching Contributions [Member]
Defined Benefit Plan Disclosure [Line Items]
Total contributions made for the period		328,144	232,399	186,545
Transitional Credit Contributions [Member]
Defined Benefit Plan Disclosure [Line Items]
Total contributions made for the period		231,847	0	0
Non-discretionary Contributions [Member]
Defined Benefit Plan Disclosure [Line Items]
Total contributions made for the period		$ 51,470	0	$ 0
Plan 401K Plan Original [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution percentage	50.00%
Employer matching contribution on first of total employee contributions, percentage	4.00%
Non-discretionary contribution percentage for employees who were not eligible to participate in the salaried plan	2.50%
Plan 401 K Plan Amendment [Member]
Defined Benefit Plan Disclosure [Line Items]
Percentage of voluntary contributions allowed to participants, maximum		100.00%
Increase in employer matching contribution on first of total employee contributions, percentage		6.00%
Non-discretionary contribution percentage for employees who were not eligible to participate in the salaried plan		3.00%
U.S. Non Union Employees [Member]
Defined Benefit Plan Disclosure [Line Items]
Total contributions made for the period		$ 307,568	$ 51,470
Minimum [Member] | U.S. Non Union Employees [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-discretionary contribution percentage for certain employees who were eligible to participate in the salaried plan		0.00%
Maximum [Member] | U.S. Non Union Employees [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-discretionary contribution percentage for certain employees who were eligible to participate in the salaried plan		4.00%