Accounts Payable, Accrued Expenses and Other Liabilities (Schedule of Accounts Payable and Accrued Liabilities) (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended	9 Months Ended
	Feb. 28, 2022	Jun. 30, 2021	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Accounts payable				$ 21,303		$ 17,598
Accrued employee compensation				19,533		20,845
Accrued contracted services				45,745		51,136
Accrued rebates, returns, discounts and other incentives				14,491		11,626
Accrued income taxes payable (see Note 14)				7,380		0
Other liabilities				1,436		2,575
Accounts payable, accrued expenses and other liabilities				$ 109,888		$ 103,780
Additional research and development expense due to foreign currency translation	$ 600
UK tax authority | Foreign tax authority
Percentage of credit eligible from tax authority				33.40%
Other Nonoperating Income		$ 4,200
Research and development expense, decrease				$ 4,000	$ 10,700
Additional research and development expense due to foreign currency translation				$ 500
SME scheme | UK tax authority | Foreign tax authority
Percentage of credit eligible from tax authority				33.40%
RDEC scheme
Research and development expense, decrease			$ 4,000
RDEC scheme | UK tax authority
Research and development expense, decrease	$ 3,800
RDEC scheme | UK tax authority | Foreign tax authority
Percentage of credit eligible from tax authority				12.00%