XML 81 R51.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Commitments and Contingencies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Commitments Contractual Obligation Maturities | Our future commitments as of December 31, 2024 were as follows:
(in thousands) |  |  | Coal Purchase Commitments |  | Land Easement Payments |  | Other Commitments
2025 |  |  | $ | 24,192 |  |  | $ | 1,897 |  |  | $ | 1,817 |
2026 |  |  | 24,416 |  |  | 1,902 |  |  | 1,518 |
2027 |  |  | 25,127 |  |  | 1,941 |  |  | 661 |
2028 |  |  | 25,859 |  |  | 1,981 |  |  | 544 |
2029 |  |  | 27,102 |  |  | 2,021 |  |  | 272 |
Beyond 2029 |  |  | 314,713 |  |  | 52,261 |  |  | 5,758 |
Total |  |  | $ | 441,409 |  |  | $ | 62,003 |  |  | $ | 10,570 |

X
- Definition Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 04 -Subparagraph (a) -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 + Details
Name: | srt_ContractualObligationFiscalYearMaturityScheduleTableTextBlock
Namespace Prefix: | srt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration