Exit and Realignment Costs - Narrative (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Restructuring Cost and Reserve [Line Items]
Reserves associated with certain retained assets			$ 15,777,000	$ 7,589,000
Acquisition-related and exit and realignment charges	$ 8,624,000	$ 6,054,000	14,587,000	12,118,000
Exit and Realignment Charges
Restructuring Cost and Reserve [Line Items]
Incurred cost	6,200,000		10,000,000.0
Acquisition-related and exit and realignment charges	0	$ 3,900,000	0	$ 8,100,000
Fusion5
Restructuring Cost and Reserve [Line Items]
Reserves associated with certain retained assets	$ 4,900,000		$ 8,000,000.0