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v3.23.1

Debt (Schedule of Obligations Under Debt Arrangements) (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Jan. 25, 2023 | Dec. 31, 2022 | May 17, 2022
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Principal | $ 3,584,149 |  | $ 3,506,284 |
Unamortized Premium, Discount and Debt Issuance Costs | 48,622 |  | 42,130 |
Net Value | 3,535,527 |  | 3,464,154 |
5.625% senior unsecured notes due 2024 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Principal | 0 |  | 341,135 |
Unamortized Premium, Discount and Debt Issuance Costs | 0 |  | 1,249 |
Net Value |  |  | 339,886 |
5.875% Alkali senior secured notes due 2042 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Principal | 400,000 |  |  |
Term Loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Net Value | 0 |  |  |
Credit Facility | Revolving Credit Facility | Revolving Loan |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Principal | 124,400 |  | 205,400 |
Unamortized Premium, Discount and Debt Issuance Costs | 0 |  | 0 |
Net Value | 124,400 |  | 205,400 |
Unamortized debt issuance costs | $ 6,800 |  | $ 2,600 |
Senior Notes | 5.625% senior unsecured notes due 2024 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 562.50% |  | 562.50% |
Senior Notes | 6.500% senior unsecured notes due 2025 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 650.00% |  |  |
Principal | $ 534,834 |  | $ 534,834 |
Unamortized Premium, Discount and Debt Issuance Costs | 2,968 |  | 3,265 |
Net Value | $ 531,866 |  | $ 531,569 |
Senior Notes | 6.250% senior unsecured notes due 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 625.00% |  | 625.00% |
Principal | $ 339,310 |  | $ 339,310 |
Unamortized Premium, Discount and Debt Issuance Costs | 2,297 |  | 2,481 |
Net Value | $ 337,013 |  | $ 336,829 |
Senior Notes | 8.000% senior unsecured notes due 2027 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 800.00% |  | 800.00% |
Principal | $ 981,245 |  | $ 981,245 |
Unamortized Premium, Discount and Debt Issuance Costs | 4,595 |  | 4,956 |
Net Value | $ 976,650 |  | $ 976,289 |
Senior Notes | 7.750% senior unsecured notes due 2028 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 775.00% |  | 775.00% |
Principal | $ 679,360 |  | $ 679,360 |
Unamortized Premium, Discount and Debt Issuance Costs | 7,246 |  | 7,621 |
Net Value | $ 672,114 |  | 671,739 |
Senior Notes | 5.875% Alkali senior secured notes due 2042 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate | 587.50% |  |  | 5.875%
Principal | $ 425,000 |  | 425,000 |
Unamortized Premium, Discount and Debt Issuance Costs | 22,369 |  | 22,558 |
Net Value | 402,631 |  | $ 402,442 |
2030 Notes | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate |  | 8.875% | 8.875% |
Principal | 500,000 |  | $ 0 |
Unamortized Premium, Discount and Debt Issuance Costs | 9,147 |  | 0 |
Net Value | $ 490,853 |  | $ 0 |

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