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

No definition available.

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Balance Type:	debit
Period Type:	duration

- Definition

Number of customers.

+ References

No definition available.

+ Details

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- Definition

Number of distributors.

+ References

No definition available.

+ Details

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Balance Type:	na
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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

No definition available.

+ Details

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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+ Details

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Balance Type:	na
Period Type:	duration

- 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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

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-Topic 470
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-Subparagraph (c)
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123406679&loc=d3e25383-109308

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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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Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- 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.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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-Paragraph 1
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+ Details

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Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Market Concentrations and Risks (Details) $ in Thousands, lb in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) lb Distributor Customer	Dec. 31, 2020 USD ($) Customer Distributor	Dec. 31, 2019 Customer Distributor
Concentration Risk [Line Items]
Number of customers \| Customer	10	10	10
Number of distributors \| Distributor	7	7	7
Total senior subordinated notes	$ 1,477,060	$ 1,590,810
Senior Subordinated Notes
Concentration Risk [Line Items]
Fair value of debt instrument	$ 1,509,200	$ 1,633,700
Copper
Concentration Risk [Line Items]
Committed amounts to purchase (in pounds) \| lb	4.8
Committed amounts to purchase (in usd)	$ 20,900
Gain (loss) on unconditional purchase obligation	$ 300
Customer Concentration Risk \| Consolidated Revenues \| Continuing Operations
Concentration Risk [Line Items]
Concentration risk, percentage	42.00%	40.00%	39.00%
Labor Force Concentration Risk \| Workforce Subject to Collective Bargaining Arrangements
Concentration Risk [Line Items]
Concentration risk, percentage	27.00%
Labor Force Concentration Risk \| Workforce Subject to Collective Bargaining Arrangements Expiring within One Year
Concentration Risk [Line Items]
Concentration risk, percentage	18.00%