Goodwill and Intangible Assets - Major Categories of Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2019	Jun. 30, 2020
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization	$ (12,397)	$ (12,386)
Total	35,329	44,645
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	35,329	44,645
Intangible Assets, Net (Excluding Goodwill)	35,329	44,645
Intangible assets gross carrying amount	47,726	57,031
Intangible assets net carrying amount	35,329	44,645
Product acquisition costs
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	9,708	13,103	$ 9,372
In process research and development ("IPR&D")
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	388	327	297
Trademarks and Technology
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	34,026	39,943
Finite-lived intangible assets, accumulated amortization	(10,630)	(10,885)
Total	$ 23,396	$ 29,058	23,111
Weighted average remaining amortization period	10 years	10 years 9 months 18 days
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 23,396	$ 29,058	23,111
Finite-Lived Intangible Assets, Remaining Amortization Period	10 years	10 years 9 months 18 days
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	$ 3,604	$ 3,658
Finite-lived intangible assets, accumulated amortization	(1,767)	(1,501)
Total	$ 1,837	$ 2,157	1,886
Weighted average remaining amortization period	5 years 1 month 6 days	5 years 10 months 24 days
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 1,837	$ 2,157	$ 1,886
Finite-Lived Intangible Assets, Remaining Amortization Period	5 years 1 month 6 days	5 years 10 months 24 days