Restructuring and Integration Expenses - Restructuring Reserve Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restructuring Reserve [Roll Forward]
Expense			$ 45,960
Payments	$ (4,822)	$ (11,508)
Severance Costs
Restructuring Reserve [Roll Forward]
Beginning balance	0	3,377
Expense	0	0	9,487
Payments	0	(3,377)
Ending balance	0	0	3,377
Facility Exit Costs
Restructuring Reserve [Roll Forward]
Beginning balance	1,821	6,786
Expense	0	0	6,532
Payments	(934)	(4,965)
Ending balance	887	1,821	6,786
System Consolidation Costs
Restructuring Reserve [Roll Forward]
Beginning balance	0	14
Expense	0	0	11,603
Payments	0	(14)
Ending balance	0	0	14
Legal Costs
Restructuring Reserve [Roll Forward]
Beginning balance	250	4,813
Expense	0	0	5,550
Payments	(250)	(4,563)
Ending balance	0	250	4,813
Tax and Accounting Advisory Services
Restructuring Reserve [Roll Forward]
Beginning balance	0	14
Expense	0	0	1,918
Payments	0	(14)
Ending balance	0	0	14
Other costs
Restructuring Reserve [Roll Forward]
Beginning balance	2,071	15,004
Expense	0	0	10,870
Payments	(1,184)	(12,933)
Ending balance	$ 887	$ 2,071	$ 15,004