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NOTES RECEIVABLE - Schedule of Notes Receivable (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Note Balance per Balance Sheet, current | $ 1,767 | $ 1,545
Notes receivable, non-current |  | 1,493
Note Amount, current and non-current | 2,000 | 3,500
Plus Accrued interest, current and non-current | 26 | 45
Less Unamortized Note Discount, current and non-current | (259) | (507)
Note Balance per Balance Sheet, current and non-current | 1,767 | 3,038
Notes Receivable - Laramide [Member] |  |
Note Amount, current | 2,000 | 1,500
Plus Accrued Interest, current | 26 | 45
Less Unamortized Note Discount, current | (259) |
Note Balance per Balance Sheet, current | $ 1,767 | 1,545
Note Amount, non-current |  | 2,000
Less Unamortized Note Discount, non-current |  | (507)
Notes receivable, non-current |  | $ 1,493

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