Derivatives and Hedging (Notional Values of Derivative Instruments) (Details) - Not Designated as Hedging Instrument € in Millions, ₩ in Millions, ¥ in Millions, ¥ in Millions, Ft in Millions, $ in Millions	Mar. 31, 2025 USD ($) metricTon	Mar. 31, 2025 CNY (¥) metricTon	Mar. 31, 2025 EUR (€) metricTon	Mar. 31, 2025 KRW (₩) metricTon	Mar. 31, 2025 HUF (Ft) metricTon	Mar. 31, 2025 JPY (¥) metricTon
April 2025 - June 2025
Derivative [Line Items]
Volume of Copper Derivatives (in metric tons per month)	69	69	69	69	69	69
July 2025 - September 2025
Derivative [Line Items]
Volume of Copper Derivatives (in metric tons per month)	69	69	69	69	69	69
October 2025 - December 2025
Derivative [Line Items]
Volume of Copper Derivatives (in metric tons per month)	69	69	69	69	69	69
January 2026 - March 2026
Derivative [Line Items]
Volume of Copper Derivatives (in metric tons per month)	69	69	69	69	69	69
USD/CNH | Foreign Currency Derivatives
Derivative [Line Items]
Notional Values of Foreign Currency Derivatives	$ 37.2	¥ 270.0
EUR/USD | Foreign Currency Derivatives
Derivative [Line Items]
Notional Values of Foreign Currency Derivatives	6.5		€ 7.0
KRW/USD | Foreign Currency Derivatives
Derivative [Line Items]
Notional Values of Foreign Currency Derivatives	$ 0.5			₩ 732.1
JPY/EUR | Foreign Currency Derivatives
Derivative [Line Items]
Notional Values of Foreign Currency Derivatives			4.9			¥ 800.0
HUF/EUR | Foreign Currency Derivatives
Derivative [Line Items]
Notional Values of Foreign Currency Derivatives			€ 1.2		Ft 500.0