GOODWILL AND INTANGIBLE ASSETS - Other Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 15,535	$ 15,535
Adesis, Inc. [Member]
Finite-Lived Intangible Assets [Line Items]
Other intangible assets	16,840
Amortization expense related to other intangible assets	1,400	$ 1,400	$ 1,400
Future amortization expense of other intangible assets, fiscal year 2021	1,400
Future amortization expense of other intangible assets, fiscal year 2022	1,400
Future amortization expense of other intangible assets, fiscal year 2023	1,400
Future amortization expense of other intangible assets, fiscal year 2024	1,400
Future amortization expense of other intangible assets, fiscal year 2025	1,400
Future amortization expense of other intangible assets, thereafter	3,700
Goodwill	15,500
Adesis, Inc. [Member] | Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Other intangible assets	$ 10,520
Weighted average useful life , intangible assets	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
Weighted average useful life , intangible assets	15 years
Adesis, Inc. [Member] | Trade Name/Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Other intangible assets	$ 1,500
Weighted average useful life , intangible assets	10 years