Restructuring - Additional Information (Details) - USD ($) $ in Thousands		12 Months Ended
	Sep. 17, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, noncurrent		$ 40,900	$ 37,200
Restructuring reserve, current		31,700	18,900
Costs charged to expense		37,013	6,278	$ 77,183
2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Total Expected Costs at December 31, 2020		59,677
Costs charged to expense	$ 43,200	$ 43,232	$ 0
Minimum [Member] | 2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Total Expected Costs at December 31, 2020	55,000
Restructuring Reserve, Expected Cash Settlements	35,000
Maximum [Member] | 2020 Projects [Member]
Restructuring Cost and Reserve [Line Items]
Total Expected Costs at December 31, 2020	65,000
Restructuring Reserve, Expected Cash Settlements	$ 45,000