INVENTORY (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Inventory Disclosure [Abstract]
Inventory Valuation Reserves	$ 4,759,000	$ 5,893,000
Provision for Other Losses	0	405,000
Reversal of Inventory Reserves	$ 1,134,000	$ 1,701,000