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SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($)	9 Months Ended		12 Months Ended
SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($)	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Supplemental Cash Flow Elements [Abstract]
Interest paid	$ 593,000	$ 774,000
Income taxes (received) paid	230,000	(373,000)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase in equity	25,000	53,000	$ 53,000
Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase in equity	1,000	5,000
Common Stock \| Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock issued	1,000
Additional Paid-in Capital
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Increase in equity	$ 24,000	$ 48,000