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CAPITAL LEASES AND OTHER OBLIGATIONS (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Operating Leases
2018		$ 463
2019		830
2020		873
2021		914
2022		956
Thereafter		495
Total minimum lease payments		4,531
Capital Leases
2018		125
2019		0
2020		0
2021		0
2022
Thereafter		0
Total minimum lease payments		125
Less: Amount representing interest		(2)
Principal balance of capital lease obligation		123
Less: Current portion of capital lease obligation	$ (93)	(123)
Long-term portion of capital lease obligation		$ 0

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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