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OTHER COMMITMENTS AND CONTINGENCIES - NARRATIVE (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Oct. 31, 2015 USD ($) | Mar. 31, 2014 USD ($) ft²
Other Commitments [Line Items] |  |  |  |  |
Rent expense | $ 200,000 | $ 200,000 | $ 200,000 |  |
Purchase commitments for inventories | $ 4,400,000 |  |  |  |
Purchase, NY |  |  |  |  |
Other Commitments [Line Items] |  |  |  |  |
Area of real estate property (in square feet) | ft² |  |  |  |  | 3,650
Monthly cost of office space |  |  |  |  | $ 9,277
Sophia, Bulgaria |  |  |  |  |
Other Commitments [Line Items] |  |  |  |  |
Monthly cost of office space |  |  |  | $ 4,333 |

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- Details
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- Details
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