Gain or loss on recorded unconditional purchase obligation based on market value.

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

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 470
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+ Details

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- Definition

Amount of the recorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

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- Definition

The minimum number of units that must be purchased, in connection with an unconditional purchase obligation that has been recognized for financial reporting purposes.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date of collateralized/uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Subordinated debt places a lender in a lien position behind the primary lender of the company.

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- Details

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- Details

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- Details

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Market Concentrations and Risks (Details) lb in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) lb	Dec. 31, 2022 USD ($)	Dec. 31, 2021
Concentration Risk [Line Items]
Senior subordinated notes	$ 1,215.0	$ 1,174.1
Senior Subordinated Notes
Concentration Risk [Line Items]
Fair value of debt instrument	$ 1,141.8	$ 1,046.3
Copper
Concentration Risk [Line Items]
Committed amounts to purchase (in pounds) \| lb	2.7
Committed amounts to purchase (in usd)	$ 10.5
Gain (loss) on unconditional purchase obligation	$ 0.1
Consolidated Revenues \| Customer Concentration Risk \| Ten Largest Customers
Concentration Risk [Line Items]
Percent of total revenues	44.00%	45.00%	44.00%
Workforce Subject to Collective Bargaining Arrangements \| Labor Force Concentration Risk
Concentration Risk [Line Items]
Percent of total revenues	27.00%