v3.21.2

GOODWILL AND INTANGIBLE ASSETS - Amortizable Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020
Acquired Finite-Lived Intangible Assets
Gross Intangible Assets	$ 63,013	$ 55,118
Accumulated Amortization	(8,109)	(4,834)
Amortizable intangible assets, net	$ 54,904	$ 50,284
Patents
Acquired Finite-Lived Intangible Assets
Weighted-average amortization period (in years)	14 years	14 years 8 months 12 days
Gross Intangible Assets	$ 43,349	$ 43,363
Accumulated Amortization	(4,807)	(2,650)
Amortizable intangible assets, net	$ 38,542	$ 40,713
Intellectual Property
Acquired Finite-Lived Intangible Assets
Weighted-average amortization period (in years)	9 years 7 months 6 days	10 years 3 months 18 days
Gross Intangible Assets	$ 8,990	$ 8,990
Accumulated Amortization	(1,232)	(744)
Amortizable intangible assets, net	$ 7,758	$ 8,246
License Agreements
Acquired Finite-Lived Intangible Assets
Weighted-average amortization period (in years)	5 years 10 months 24 days	2 years 8 months 12 days
Gross Intangible Assets	$ 10,674	$ 2,765
Accumulated Amortization	(2,070)	(1,440)
Amortizable intangible assets, net	$ 8,604	$ 1,325

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+ References

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
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-Name Accounting Standards Codification
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