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Market Concentrations and Risks (Details) lb in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) lb | Dec. 31, 2023 USD ($) | Dec. 31, 2022
Concentration Risk [Line Items] |  |  |
Total senior subordinated notes | $ 1,138.6 | $ 1,215.0 |
Senior Subordinated Notes |  |  |
Concentration Risk [Line Items] |  |  |
Fair value of debt instrument | $ 1,126.6 | $ 1,141.8 |
Copper |  |  |
Concentration Risk [Line Items] |  |  |
Committed amounts to purchase (in pounds) | lb | 3.5 |  |
Committed amounts to purchase (in usd) | $ 15.0 |  |
Gain (loss) on unconditional purchase obligation | $ 1.1 |  |
Workforce Subject to Collective Bargaining Arrangements | Labor Force Concentration Risk |  |  |
Concentration Risk [Line Items] |  |  |
Percent of total revenues | 26.00% |  |
Ten Largest Customers | Consolidated Revenues | Customer Concentration Risk |  |  |
Concentration Risk [Line Items] |  |  |
Percent of total revenues | 46.00% | 44.00% | 45.00%

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