Derivative, Notional Amount, Contracts Entered During Period

No definition available.

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- Definition

Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments

+ References

No definition available.

+ Details

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- Definition

Percentage Of Forecasted Natural Gas Usage Hedged for Year 1

+ References

No definition available.

+ Details

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- Definition

Aggregate notional amount of price risk derivatives for instruments with notional amounts expressed in percentage of estimated annual domestic (U.S.) usage

+ References

No definition available.

+ Details

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- Definition

Aggregate notional amount of price risk derivatives for instruments with notional amounts expressed in percentage of annual estimated usage in production

+ References

No definition available.

+ Details

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- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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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

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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

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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- References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Nominal mass used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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- Definition

The loss recognized in earnings during the reporting period representing the amount of the cash flow hedges' ineffectiveness.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

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Derivative Financial Instruments and Hedging - Narrative (Details) € in Millions, lb in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($) lb	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 EUR (€)	Dec. 31, 2018 EUR (€)	Jul. 31, 2018 USD ($)
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Maximum amount of time hedged for nickel requirements	2023
Percentage of estimated annual nickel requirements	12.00%
Derivative [Line Items]
Pre-tax cash flow hedge gain (loss) to be reclassified within twelve months	$ (5.7)
Nickel [Member]
Derivative [Line Items]
Derivative notional amount (in pounds of nickel) \| lb	12
Cash Flow Hedging [Member] \| Natural gas contracts [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Percentage of forecasted natural gas usage hedged for 2020	40.00%
Pre-tax loss on ineffective portion of hedge			$ 1.3
Percentage Of Forecasted Natural Gas Usage Hedged for 2019	60.00%
Cash Flow Hedging [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member] \| Maturity Dates Through 2019 [Member]
Derivative [Line Items]
Derivative notional amount \| €					€ 9.0
Fair Value Hedging [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member] \| Maturity Dates Through 2017 [Member]
Derivative [Line Items]
Notional amount of derivatives entered during period \| €				€ 244.7
Cost of Sales [Member] \| Fair Value Hedging [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Gain (loss) on derivatives		$ (2.7)	$ 1.0
2022 Term Loan [Member]
Derivative [Line Items]
Debt Instrument, Interest Rate, Stated Percentage						5.44%
2022 Term Loan [Member] \| Interest Rate Swap [Member]
Derivative [Line Items]
Derivative notional amount						$ 50.0