Goodwill and Intangible Assets - Major Categories of Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Mar. 31, 2020	Jun. 30, 2019	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization	$ (11,106)		$ (12,386)
Total	34,699		44,645
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	34,699		44,645
Intangible Assets, Net (Excluding Goodwill)	34,699		44,645
Intangible assets gross carrying amount	45,805		57,031
Intangible assets net carrying amount	34,699		44,645
Product acquisition costs
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	9,225		13,103
In process research and development ("IPR&D")
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	255		327
Trademarks and Technology
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	32,823		39,943
Finite-lived intangible assets, accumulated amortization	(9,516)		(10,885)
Total	$ 23,307		29,058
Weighted average remaining amortization period	10 years 6 months	10 years 9 months 18 days
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 23,307		29,058
Finite-Lived Intangible Assets, Remaining Amortization Period	10 years 6 months	10 years 9 months 18 days
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross carrying amount	$ 3,502		3,658
Finite-lived intangible assets, accumulated amortization	(1,590)		(1,501)
Total	$ 1,912		2,157
Weighted average remaining amortization period	5 years 7 months 6 days	5 years 10 months 24 days
Indefinite-lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	$ 1,912		$ 2,157
Finite-Lived Intangible Assets, Remaining Amortization Period	5 years 7 months 6 days	5 years 10 months 24 days