Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Amounts in Accumulated Other Comprehensive Loss Expected to be Recognized as Components of Benefit Costs (Details) - Pension Plan $ in Millions	Dec. 31, 2019 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Unrecognized prior service costs	$ 0.2
Unrecognized net actuarial loss	6.3
Total	6.5
U.S.
Defined Benefit Plan Disclosure [Line Items]
Unrecognized prior service costs	0.0
Unrecognized net actuarial loss	1.5
Total	1.5
International
Defined Benefit Plan Disclosure [Line Items]
Unrecognized prior service costs	0.2
Unrecognized net actuarial loss	4.8
Total	$ 5.0