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Debt - Credit Agreement (Details) - USD ($) $ in Millions |  | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 21, 2022 | Sep. 30, 2022 | Mar. 21, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jan. 31, 2017
5.10% senior notes due September 2023 |  |  |  |  |  |
Debt |  |  |  |  |  |
Interest rate on senior notes (as a percent) |  | 5.10% |  | 5.10% |  |
5.50% senior notes due January 2023 |  |  |  |  |  |
Debt |  |  |  |  |  |
Interest rate on senior notes (as a percent) |  | 5.50% |  | 5.50% |  |
5.75% senior notes due February 2025 |  |  |  |  |  |
Debt |  |  |  |  |  |
Interest rate on senior notes (as a percent) |  | 5.75% |  | 5.75% | 5.75% |
0.75% senior exchangeable notes due January 2024 |  |  |  |  |  |
Debt |  |  |  |  |  |
Interest rate on senior notes (as a percent) |  | 0.75% | 0.75% | 0.75% | 0.75% | 0.75%
2022 Credit Agreement |  |  |  |  |  |
Debt |  |  |  |  |  |
Percentage of property, plant and equipment to be owned by the revolver guarantor and its subsidiaries | 90.00% |  |  |  |  |
Threshold percentage of outstanding principal amount of relevant debt to remaining outstanding |  | 50.00% |  |  |  |
Outstanding balance |  | $ 0.0 |  |  |  |
Weighted average interest rate (as a percent) |  | 4.48% |  |  |  |
2022 Credit Agreement | Debt covenant |  |  |  |  |  |
Debt |  |  |  |  |  |
Threshold amount beyond which the debt instrument covenant restricts the company's ability to incur liens | $ 150.0 |  |  |  |  |
Threshold amount beyond which the debt instrument covenant restricts the company's subsidiaries to incur debt | 100.0 |  |  |  |  |
Revolving credit facility |  |  |  |  |  |
Debt |  |  |  |  |  |
Maximum borrowing capacity | 350.0 |  |  |  |  |
Additional borrowing capacity under terms of accordion feature | 100.0 |  |  |  |  |
Letters of credit |  |  |  |  |  |
Debt |  |  |  |  |  |
Maximum borrowing capacity | 100.0 |  |  |  |  |
Collateralized debt |  |  |  |  |  |
Debt |  |  |  |  |  |
Maximum borrowing capacity | 150.0 |  |  |  |  |
Term loans |  |  |  |  |  |
Debt |  |  |  |  |  |
Maximum borrowing capacity | $ 100.0 |  |  |  |  |

X
- Definition Threshold percentage of outstanding principal amount of relevant debt to remain outstanding as maturity condition under the debt instrument. + References No definition available. + Details
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- Definition Threshold amount beyond which the debt instrument covenant restricts the company's subsidiaries to incur debt. + References No definition available. + Details
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- Definition Threshold amount beyond which the debt instrument covenant restricts the company's ability to incur liens. + References No definition available. + Details
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- Definition Threshold percentage of property, plant and equipment to be owned by the revolver guarantor and its subsidiaries. + References No definition available. + Details
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- Definition The contingent increase above the maximum borrowing capacity under the credit facility, if any one or more of the existing banks or new banks agree to provide such increased commitment amount. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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