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INTANGIBLE ASSETS (Details) - USD ($)	3 Months Ended
INTANGIBLE ASSETS (Details) - USD ($)	Mar. 31, 2020	Mar. 31, 2019	Mar. 01, 2019
Finite-Lived Intangible Assets [Line Items]
Amortization of intangible assets	$ 574,000	$ 521,000
Impairment charges	$ 0	$ 0
Minimum
Finite-Lived Intangible Assets [Line Items]
Intangible asset useful life	5 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Intangible asset useful life	18 years
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Intangible asset useful life		10 years
Geminus
Finite-Lived Intangible Assets [Line Items]
Intangible assets acquired		$ 5,700,000	$ 5,700,000
Geminus \| Trade names
Finite-Lived Intangible Assets [Line Items]
Intangible asset acquired		2,000,000	1,974,000
Geminus \| Customer relationships
Finite-Lived Intangible Assets [Line Items]
Recognized identifiable assets acquired and liabilities assumed		$ 3,700,000	$ 3,732,000