Hedging Activities and Fair Value Measurements - Balance Sheets (Details) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Interest rate swap contracts \| Derivatives Designated as Hedging Instruments \| Cash Flow
Derivatives, Fair Value [Line Items]
Notional amount of derivative		$ 825.0
Interest rate swap contracts \| Other Current Assets \| Derivatives Designated as Hedging Instruments \| Cash Flow
Derivatives, Fair Value [Line Items]
Assets fair value		0.0
Interest rate swap contracts \| Other Assets \| Derivatives Designated as Hedging Instruments \| Cash Flow
Derivatives, Fair Value [Line Items]
Assets fair value		0.0
Interest rate swap contracts \| Accrued Liabilities \| Derivatives Designated as Hedging Instruments \| Cash Flow
Derivatives, Fair Value [Line Items]
Liabilities fair value		13.1
Interest rate swap contracts \| Other Liabilities \| Derivatives Designated as Hedging Instruments \| Cash Flow
Derivatives, Fair Value [Line Items]
Liabilities fair value		0.0
Foreign currency forwards \| Maximum
Derivatives, Fair Value [Line Items]
Notional amount of derivative	$ 75.9
Foreign currency forwards \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Notional amount of derivative	248.1	55.2
Foreign currency forwards \| Other Current Assets \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Assets fair value	3.3	0.5
Foreign currency forwards \| Other Assets \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Assets fair value	0.0	0.0
Foreign currency forwards \| Accrued Liabilities \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Liabilities fair value	0.0	0.0
Foreign currency forwards \| Other Liabilities \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Liabilities fair value	0.0	0.0
Foreign currency forwards \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Notional amount of derivative	47.6	106.9
Foreign currency forwards \| Other Current Assets \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Assets fair value	0.0	0.0
Foreign currency forwards \| Other Assets \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Assets fair value	0.0	0.0
Foreign currency forwards \| Accrued Liabilities \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Liabilities fair value	0.6	0.5
Foreign currency forwards \| Other Liabilities \| Derivatives Not Designated as Hedging Instruments \| Fair Value
Derivatives, Fair Value [Line Items]
Liabilities fair value	$ 0.0	$ 0.0

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