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GOODWILL AND INTANGIBLE ASSETS - Other Intangible Assets - Additional Information (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Jun. 23, 2016
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Goodwill | $ 15,535,000 | $ 15,535,000 |  |
Adesis, Inc. [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other intangible assets | 16,840,000 |  |  |
Amortization expense related to other intangible assets | 1,400,000 | $ 1,400,000 | $ 615,000 |
Future amortization expense of other intangible assets, fiscal year 2019 | 1,400,000 |  |  |
Future amortization expense of other intangible assets, fiscal year 2020 | 1,400,000 |  |  |
Future amortization expense of other intangible assets, fiscal year 2021 | 1,400,000 |  |  |
Future amortization expense of other intangible assets, fiscal year 2022 | 1,400,000 |  |  |
Future amortization expense of other intangible assets, fiscal year 2023 | 1,400,000 |  |  |
Future amortization expense of other intangible assets, thereafter | 6,400,000 |  |  |
Goodwill | 15,500,000 |  |  | $ 15,535,000
Adesis, Inc. [Member] | Customer Relationships [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other intangible assets | $ 10,520,000 |  |  |
Estimated useful life | 11 years 6 months |  |  |
Adesis, Inc. [Member] | Internally-developed IP, Processes and Recipes [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other intangible assets | $ 4,820,000 |  |  |
Estimated useful life | 15 years |  |  |
Adesis, Inc. [Member] | Trade Name/Trademarks [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Other intangible assets | $ 1,500,000 |  |  |
Estimated useful life | 10 years |  |  |

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