FAIR VALUE (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Amounts included in:
Restricted cash	$ 8,300	$ 7,900
Recurring Basis
Assets
Money Market Funds – Fidelity, US	30	12
Interest bearing deposits – various banks	20,305	19,357
Amounts included in:
Cash and cash equivalents	14,004	13,326
Restricted cash	741	737
Long-term restricted cash	5,590	5,306
Total	20,335	19,369
Recurring Basis | Level 1
Assets
Money Market Funds – Fidelity, US	30	12
Interest bearing deposits – various banks	20,305	19,357
Amounts included in:
Cash and cash equivalents	14,004	13,326
Restricted cash	741	737
Long-term restricted cash	5,590	5,306
Total	20,335	19,369
Recurring Basis | Level 2
Assets
Money Market Funds – Fidelity, US	0	0
Interest bearing deposits – various banks	0	0
Amounts included in:
Cash and cash equivalents	0	0
Restricted cash	0	0
Long-term restricted cash	0	0
Total	0	0
Recurring Basis | Level 3
Assets
Money Market Funds – Fidelity, US	0	0
Interest bearing deposits – various banks	0	0
Amounts included in:
Cash and cash equivalents	0	0
Restricted cash	0	0
Long-term restricted cash	0	0
Total	$ 0	$ 0