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Hedging Transactions and Derivative Financial Instruments (Notional Values of Derivative Instruments) (Details)
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Mar. 31, 2015
Copper, April 2015 - June 2015 [Member]
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Mar. 31, 2015
Copper July 2015 - September 2015 [Member]
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Mar. 31, 2015
Copper, October 2015 - December 2015 [Member]
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Mar. 31, 2015
Copper, January 2016 - March 2016 [Member]
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Mar. 31, 2015
Copper, April 2016 - June 2016 [Member]
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Mar. 31, 2015
Copper, July 2016 - September 2016 [Member]
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Mar. 31, 2015
CNY/EUR Notional Amount of Foreign Currency Derivatives [Member]
CNY
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Mar. 31, 2015
USD/EUR Notional Amount of Foreign Currency Derivatives [Member]
USD ($)
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Mar. 31, 2015
EUR/USD Notional Amount of Foreign Currency Derivatives [Member]
EUR (€)
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Mar. 31, 2015
JPY/USD Notional Amount of Foreign Currency Derivatives [Member]
JPY (¥)
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Mar. 31, 2015
HUF/EUR Notional Amount of Foreign Currency Derivatives [Member]
HUF
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Mar. 31, 2015
JPY/EUR Notional Amount of Foreign Currency Derivatives [Member]
JPY (¥)
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Mar. 31, 2015
CNY/USD Notional Amount of Foreign Currency Derivatives [Member]
CNY
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Derivative [Line Items] | |||||||||||||
| Notional Value of Copper Derivatives | 150 | 135 | 123 | 100 | 50 | 20 | |||||||
| Notional Amount of Foreign Currency Derivatives | 683,664 | $ 3,000,000 | € 10,062,000 | ¥ 160,000,000 | 30,000,000 | ¥ 180,000,000 | 141,000,000 |