DEBT (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019	Apr. 30, 2017
Debt Instrument [Line Items]
Short-term Debt	$ 2,333,000		$ 2,333,000		$ 5,648,000
Line of Credit Facility, Average Outstanding Amount	2,261,000	$ 1,195,000	4,615,000	$ 3,774,000
Short-term Debt [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Remaining Borrowing Capacity	$ 11,800,000		$ 11,800,000		$ 9,200,000
Short-term Debt [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			1.50%		0.50%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						$ 16,000,000
Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases						2,000,000
Capex Borrowing [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						$ 1,600,000