Restructuring and Related Activities (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)
Restructuring Reserve [Roll Forward]
Accrual beginning balance	$ 6,343	$ 2,641
Charges	2,933	3,775
Cash Payments	(8,421)	(4,858)
Non-cash Amounts	(712)	(14)
Accrual ending balance	143	1,544
Total cumulative charges incurred to date	28,893
Estimated additional charges to be incurred	0
Facility Costs
Restructuring Reserve [Roll Forward]
Accrual beginning balance	4,365	2,196
Charges	2,077	2,524
Cash Payments	(5,627)	(3,262)
Non-cash Amounts	(709)	(11)
Accrual ending balance	106	1,447
Total cumulative charges incurred to date	16,255
Estimated additional charges to be incurred	0
Employee Separation Costs
Restructuring Reserve [Roll Forward]
Accrual beginning balance	1,759	271
Charges	496	280
Cash Payments	(2,217)	(485)
Non-cash Amounts	(2)	0
Accrual ending balance	36	66
Total cumulative charges incurred to date	8,754
Estimated additional charges to be incurred	0
Other Exit Costs
Restructuring Reserve [Roll Forward]
Accrual beginning balance	219	174
Charges	360	971
Cash Payments	(577)	(1,111)
Non-cash Amounts	(1)	(3)
Accrual ending balance	1	$ 31
Total cumulative charges incurred to date	3,884
Estimated additional charges to be incurred	$ 0