Restructuring and Exit Activity Costs - Restructuring Cost (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended	18 Months Ended
	Jun. 30, 2021	Dec. 31, 2020	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Costs incurred	$ 1,121	$ 20,052	$ 21,173
Severance, termination benefits and other employee costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	660	12,914	13,574
Facility closing costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	640	6,470	7,110
Other costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	$ (179)	$ 668	$ 489