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BONDS AND BONDS INTEREST PAYABLE (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Less: deferred bond issuance costs | $ (7,342) | $ (9,428)
Accrued Interest | 779 | 861
Bonds Series A [Member] |  |
Total outstanding bonds | 92,653 | 106,686
Nonconvertible Series B Bonds [Member] |  |
Total outstanding bonds | 39,844 | 36,740
Bonds (Series B expansion) [Member] |  |
Total outstanding bonds | 20,920 | 19,290
Bonds (Series C) [Member] |  |
Total outstanding bonds | 79,572 |
Bonds [Member] |  |
Total outstanding bonds | 232,989 | 162,716
Less: deferred bond issuance costs | (9,724) | (8,179)
Total outstanding bonds, net | 223,265 | 154,537
Accrued Interest | 6,457 | 4,037
Total oustanding bonds, net and accrued interest | $ 229,722 | $ 158,574

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