FAIR VALUE (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Nov. 14, 2019
Derivative [Abstract]
Accumulated other comprehensive loss	$ (4,064)	$ (3,456)
Term Loan [Member]
Derivative [Abstract]
Amortization period	10 years
Amount of principal payment	$ 200
Carrying Amount [Member]
Financial Assets [Abstract]
Cash and cash equivalents	9,741	23,644
Restricted cash		15,000
Prepaid expenses and other current assets	4,100	4,190
Financial Liabilities [Abstract]
Accrued expenses	8,592	7,869
Other short-term liabilities	133	199
Credit facility	18,576	34,028
Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	9,741	23,644
Restricted cash		15,000
Prepaid expenses and other current assets	4,100	4,190
Financial Liabilities [Abstract]
Accrued expenses	8,592	7,869
Other short-term liabilities	133	199
Credit facility	14,817	34,028
Interest Rate Swap [Member]
Derivative [Abstract]
Notional amount	19,800		$ 20,000
Fair value of derivative	900	100
Interest expense	100
Interest Rate Swap [Member] | Other Long-Term Liabilities [Member]
Derivative [Abstract]
Accumulated other comprehensive loss	900
Derivative liability	$ 900
Interest Rate Swap [Member] | Term Loan [Member]
Derivative [Abstract]
Fixed rate	5.36%
London Interbank Offered Rate (LIBOR) [Member] | Interest Rate Swap [Member] | Term Loan [Member]
Derivative [Abstract]
Variable rate	3.50%
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	$ 9,741	23,644
Restricted cash		15,000
Prepaid expenses and other current assets	0	0
Financial Liabilities [Abstract]
Accrued expenses	0	0
Other short-term liabilities	0	0
Credit facility	0	0
Significant Other Observable Inputs (Level 2) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Restricted cash		0
Prepaid expenses and other current assets	4,100	4,190
Financial Liabilities [Abstract]
Accrued expenses	8,592	7,869
Other short-term liabilities	133	199
Credit facility	14,817	34,028
Significant Unobservable Inputs (Level 3) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Restricted cash		0
Prepaid expenses and other current assets	0	0
Financial Liabilities [Abstract]
Accrued expenses	0	0
Other short-term liabilities	0	0
Credit facility	$ 0	$ 0