Restructuring Plans - Restructuring Plan Liability (Details) $ in Millions	3 Months Ended
	Sep. 30, 2020 USD ($)
Restructuring Cost and Reserve [Line Items]
Liability balance at June 30, 2020	$ 85
Net charges to earnings	22
Cash paid	(26)
Foreign currency translation	(2)
Liability balance at September 30, 2020	79
Employee Costs
Restructuring Cost and Reserve [Line Items]
Liability balance at June 30, 2020	70
Net charges to earnings	12
Cash paid	(15)
Foreign currency translation	(2)
Liability balance at September 30, 2020	65
Fixed Asset Related Costs
Restructuring Cost and Reserve [Line Items]
Liability balance at June 30, 2020	3
Net charges to earnings	1
Cash paid	(4)
Foreign currency translation	0
Liability balance at September 30, 2020	0
Other Costs
Restructuring Cost and Reserve [Line Items]
Liability balance at June 30, 2020	12
Net charges to earnings	9
Cash paid	(7)
Foreign currency translation	0
Liability balance at September 30, 2020	$ 14