OTHER FINANCIAL INFORMATION (Percentage Distribution Between Major Classes of Inventory) (Details)	6 Months Ended	12 Months Ended
	Jul. 03, 2021	Jan. 02, 2021
Inventory [Line Items]
Percentage of inventory cost using the LIFO method	48.10%	50.00%
Inventory Concentration Risk | Inventories | Raw Material and Work in Process
Inventory [Line Items]
Percentage of total Inventory	49.50%	48.70%
Inventory Concentration Risk | Inventories | Finished Goods and Purchased Parts
Inventory [Line Items]
Percentage of total Inventory	50.50%	51.30%