FAIR VALUE (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Carrying Amount [Member]
Financial Assets [Abstract]
Cash and cash equivalents	$ 83,307	$ 38,026
Prepaid expenses and other current assets	4,881	3,723
Financial Liabilities [Abstract]
Accrued expenses	15,669	16,692
Other short term liabilities	15	26
Derivative qualifying as cash flow hedge		703
Credit facility		17,212
Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	83,307	38,026
Prepaid expenses and other current assets	4,881	3,723
Financial Liabilities [Abstract]
Accrued expenses	15,669	16,692
Other short term liabilities	15	26
Derivative qualifying as cash flow hedge		703
Credit facility		15,487
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	83,307	38,026
Prepaid expenses and other current assets	0	0
Financial Liabilities [Abstract]
Accrued expenses	0	0
Other short term liabilities	0	0
Derivative qualifying as cash flow hedge		0
Credit facility		0
Significant Other Observable Inputs (Level 2) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Prepaid expenses and other current assets	4,881	3,723
Financial Liabilities [Abstract]
Accrued expenses	15,669	16,692
Other short term liabilities	15	26
Derivative qualifying as cash flow hedge		703
Credit facility		15,487
Significant Unobservable Inputs (Level 3) [Member] | Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	0	0
Prepaid expenses and other current assets	0	0
Financial Liabilities [Abstract]
Accrued expenses	0	0
Other short term liabilities	$ 0	0
Derivative qualifying as cash flow hedge		0
Credit facility		$ 0