Derivative Financial Instruments and Risk Management - Fair Value of Foreign Currency Derivatives in Balance Sheet (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Derivative [Line Items]
Derivative Assets	$ 16.1	$ 12.0
Derivative Liabilities	13.3	2.8
Foreign Currency Derivatives and Embedded Derivatives
Derivative [Line Items]
Derivative Assets	6.2	5.7
Derivative Liabilities	$ 8.3	$ 3.5

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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