FAIR VALUE (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Amounts included in Assets:
Restricted cash	$ 1,600	$ 1,700
Recurring Basis
Assets
Money Market Funds – JPMorgan Chase, US	1,609	2,310
Interest bearing deposits – various banks	1,070	1,084
Amounts included in Assets:
Cash and cash equivalents	1,609	2,310
Restricted cash	674	674
Long-term restricted cash	396	410
Total	2,679	3,394
Recurring Basis | Level 1
Assets
Money Market Funds – JPMorgan Chase, US	1,609	2,310
Interest bearing deposits – various banks	1,070	1,084
Amounts included in Assets:
Cash and cash equivalents	1,609	2,310
Restricted cash	674	674
Long-term restricted cash	396	410
Total	2,679	3,394
Recurring Basis | Level 2
Assets
Money Market Funds – JPMorgan Chase, US	0	0
Interest bearing deposits – various banks	0	0
Amounts included in Assets:
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 – JPMorgan Chase, US	0	0
Interest bearing deposits – various banks	0	0
Amounts included in Assets:
Cash and cash equivalents	0	0
Restricted cash	0	0
Long-term restricted cash	0	0
Total	$ 0	$ 0