FAIR VALUE (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted cash	$ 8,200	$ 8,100
Recurring Basis [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds - Fidelity, US	1,311	319
Interest bearing deposits - various banks	24,815	14,134
Cash and cash equivalents	19,887	8,281
Restricted cash	739	737
Long-term restricted cash	5,500	5,435
Total	26,126	14,453
Recurring Basis [Member] | Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds - Fidelity, US	1,311	319
Interest bearing deposits - various banks	24,815	14,134
Cash and cash equivalents	19,887	8,281
Restricted cash	739	737
Long-term restricted cash	5,500	5,435
Total	26,126	14,453
Recurring Basis [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds - Fidelity, US	0	0
Interest bearing deposits - various banks	0	0
Cash and cash equivalents	0	0
Restricted cash	0	0
Long-term restricted cash	0	0
Total	0	0
Recurring Basis [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money Market Funds - Fidelity, US	0	0
Interest bearing deposits - various banks	0	0
Cash and cash equivalents	0	0
Restricted cash	0	0
Long-term restricted cash	0	0
Total	$ 0	$ 0