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Commitments and Contractual Obligations (Tables)
12 Months Ended
Dec. 31, 2021
Disclosure of contingent liabilities [abstract]  
Summary of Contractual Obligations
The Company’s commitments and contractual obligations at December 31, 2021, include:
2022 2023 2024 20252026 and laterTotal
Debt (1)
$— $— $— $— $500,000 $500,000 
Purchase obligations33,357 5,907 24 — — 39,288 
Leases7,629 3,656 3,476 2,464 9,221 26,446 
Mineral properties2,957 2,959 2,907 2,907 5,986 17,716 
Asset retirement obligations4,088 1,700 1,700 1,700 168,398 177,586 
$48,031 $14,222 $8,107 $7,071 $683,605 $761,036 
(1)Does not include interest on debt.