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Financial Instruments (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Senior Notes Due 2021 [Member] |  |
Derivative [Line Items] |  |
Interest Rate |  | 4.625%
Debentures Due 2023 [Member] |  |
Derivative [Line Items] |  |
Interest Rate |  | 7.375%
Foreign Exchange Forward [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ 332.5 | $ 308.9
Foreign Exchange Option [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 17.8 | 27.2
Foreign Exchange Contracts [Member] |  |
Derivative [Line Items] |  |
Cash Flow Hedge Gain (Loss) to be Reclassified Within Twelve Months | 3.4 |
Forward-Starting Interest Rate Swap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | 0.0 |
Cash Flow Hedge Gain (Loss) to be Reclassified Within Twelve Months | (0.6) |
Amount of Gain (Loss) Estimated to be Reclassified From Accumulated Other Comprehensive Loss to Cost of Sales or Interest Expense | (2.0) | (2.5)
Debentures Due 2023 [Member] |  |
Derivative [Line Items] |  |
Amount of Gain (Loss) Estimated to be Reclassified From Accumulated Other Comprehensive Loss to Cost of Sales or Interest Expense | 2.5 |
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net | 0.7 |
Interest Rate Swap [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount | $ 0.0 | 200.0
Interest Rate Swap [Member] | Senior Notes Due 2021 [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount |  | 150.0
Interest Rate Swap [Member] | Debentures Due 2023 [Member] |  |
Derivative [Line Items] |  |
Derivative, Notional Amount |  | $ 50.0
Minimum [Member] |  |
Derivative [Line Items] |  |
Term of Derivative Instruments (in Months) |  | 1 month
Maximum [Member] |  |
Derivative [Line Items] |  |
Term of Derivative Instruments (in Months) |  | 18 months

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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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