OTHER INTANGIBLE ASSETS - Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Value, Definite-lived	$ 136,560		$ 136,560		$ 136,560
Accumulated Amortization, Definite-lived	(54,919)	$ (54,919)	(54,919)	$ (54,919)	(49,479)
Total	81,641		81,641		87,081
Gross Value, Indefinite-lived	21,391		21,391		21,391
Net Value, Indefinite-lived	21,391		21,391		21,391
Intangible Assets, Gross (Excluding Goodwill)	157,951		157,951		157,951
Intangible Assets, Net (Excluding Goodwill)	103,032		103,032		108,472
Amortization of Intangible Assets	2,720	$ 2,616	5,445	$ 5,233
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Value, Definite-lived	116,554		116,554		116,554
Accumulated Amortization, Definite-lived	(42,904)		(42,904)		(38,371)
Total	73,650		$ 73,650		78,183
Weighted average amortization period			8 years 2 months 12 days
Patents and other intellectual property
Finite-Lived Intangible Assets [Line Items]
Gross Value, Definite-lived	12,772		$ 12,772		12,772
Accumulated Amortization, Definite-lived	(5,007)		(5,007)		(4,313)
Total	7,765		$ 7,765		8,459
Weighted average amortization period			5 years 10 months 24 days
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Gross Value, Definite-lived	7,234		$ 7,234		7,234
Accumulated Amortization, Definite-lived	(7,008)		(7,008)		(6,795)
Total	226		$ 226		439
Weighted average amortization period			2 years 2 months 12 days
Water rights
Finite-Lived Intangible Assets [Line Items]
Gross Value, Indefinite-lived	7,031		$ 7,031		7,031
Net Value, Indefinite-lived	7,031		$ 7,031		7,031
Water rights | Minimum
Finite-Lived Intangible Assets [Line Items]
Renewal term			5 years
Water rights | Maximum
Finite-Lived Intangible Assets [Line Items]
Renewal term			10 years
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Value, Indefinite-lived	14,360		$ 14,360		14,360
Net Value, Indefinite-lived	$ 14,360		$ 14,360		$ 14,360
Trademarks | Minimum
Finite-Lived Intangible Assets [Line Items]
Renewal term			5 years
Trademarks | Maximum
Finite-Lived Intangible Assets [Line Items]
Renewal term			10 years