Hedging Transaction and Derivative Instruments - Fair Value of Derivative Instruments, Balance Sheet Location (Details) - USD ($) $ in Millions |
Jun. 30, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Foreign Exchange Contract | Cash Flow Hedging | Designated as hedging instrument | Prepaid Expenses and Other Current Assets | ||
| Derivatives, Fair Value | ||
| Derivative Asset | $ 0.3 | $ 0.2 |
| Foreign Exchange Contract | Cash Flow Hedging | Designated as hedging instrument | Other accrued expenses | ||
| Derivatives, Fair Value | ||
| Derivative liability | (0.4) | (0.6) |
| Foreign Currency Economic Hedge | Not Designated as Hedging Instrument, Economic Hedge | Not designated as hedging instrument | Prepaid Expenses and Other Current Assets | ||
| Derivatives, Fair Value | ||
| Derivative Asset | 0.0 | 0.2 |
| Foreign Currency Economic Hedge | Not Designated as Hedging Instrument, Economic Hedge | Not designated as hedging instrument | Other accrued expenses | ||
| Derivatives, Fair Value | ||
| Derivative liability | $ (0.1) | $ 0.0 |