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Hedging Transactions and Derivative Financial Instruments (Notional Values of Derivative Instruments) (Details) | Sep. 30, 2014 Copper, January 2014 - December 2014 [Member] | Sep. 30, 2014 Copper, May 2014 -December 2014 [Member] | Sep. 30, 2014 Copper, July 2014 - December 2014 [Member] | Sep. 30, 2014 Copper, October 2014 - December 2014 [Member] | Sep. 30, 2014 Copper, January 2015 - March 2015 [Member] | Sep. 30, 2014 Copper, April 2015 - June 2015 [Member] | Sep. 30, 2014 Copper July 2015 - September 2015 [Member] | Sep. 30, 2014 Copper, October 2015 - December 2015 [Member] | Sep. 30, 2014 YEN/USD Notional Amount of Foreign Currency Derivatives [Member] JPY (¥) | Sep. 30, 2014 HUF/EUR Notional Amount of Foreign Currency Derivatives [Member] HUF | Sep. 30, 2014 USD/EUR Notional Amount of Foreign Currency Derivatives [Member] USD ($) | Sep. 30, 2014 Yen/EUR Notional Amount of Foreign Currency Derivatives [Member] JPY (¥) | Sep. 30, 2014 CNY/USD Notional Amount of Foreign Currency Derivatives II [Member] CNY | Sep. 30, 2014 KRW/USD Notional Amount of Foreign Currency Derivatives [Member] KRW
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Derivative [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notional Value of Copper Derivatives | 25 | 30 | 80 | 35 | 156 | 150 | 135 | 70 |  |  |  |  |  |
Notional Amount of Foreign Currency Derivatives |  |  |  |  |  |  |  |  | ¥ 225,000,000 | 140,000,000 | $ 457,060,000 | ¥ 160,000,000,000 | 110,000,000,000 | 1,055,600,000,000

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