SEGMENTS OF BUSINESS - Assets And Capital Expenditure (Details) - USD ($) $ in Thousands |
6 Months Ended | |||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| SEGMENTS OF BUSINESS | ||||
| Assets | $ 409,513 | $ 595,169 | $ 369,120 | $ 589,780 |
| Capital Expenditures | 24,737 | 28,044 | ||
| Operating Segment | Electric Operations | ||||
| SEGMENTS OF BUSINESS | ||||
| Assets | 231,774 | 220,511 | 220,477 | 208,331 |
| Capital Expenditures | 12,700 | 11,519 | ||
| Operating Segment | Coal Operations | ||||
| SEGMENTS OF BUSINESS | ||||
| Assets | 156,811 | 367,807 | 144,519 | 376,387 |
| Capital Expenditures | 12,037 | 16,192 | ||
| Corporate and Other and Eliminations | ||||
| SEGMENTS OF BUSINESS | ||||
| Assets | $ 20,928 | 6,851 | $ 4,124 | $ 5,062 |
| Capital Expenditures | $ 333 | |||
| X | ||||||||||
- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- 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. No definition available.
|
| X | ||||||||||
- Definition Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|