Restructuring Costs - Schedule of Changes in Restructuring Reserve (Parenthetical) (Details) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 49,900,000	$ 7,300,000
Americas | United States
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	4,300,000	300,000
Southern Europe | France
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	0	0
Southern Europe | Italy
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 1,800,000	$ 300,000