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REVENUE (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025 | Dec. 31, 2025
Regulated Operating Revenue, Gas | $ 397,446 | $ 414,802 | $ 1,213,169 | $ 1,352,059 |
Regulated Operating Revenue, Other | 14,193 | 8,939 | 30,181 | 6,872 |
Regulated Operating Revenue | 411,639 | 423,741 | 1,243,350 | 1,358,931 |
Unbilled Receivables, Current | 89,500 |  | 89,500 |  | $ 216,400
Natural gas sales to customers [Member] |  |  |  |  |
Regulated Operating Revenue, Gas | 349,530 | 364,187 | 1,107,898 | 1,239,435 |
Transportation revenues [Member] |  |  |  |  |
Regulated Operating Revenue, Gas | 30,660 | 30,717 | 70,463 | 74,465 |
Securitization Customer Charges |  |  |  |  |
Regulated Operating Revenue, Gas | 10,876 | 13,205 | 21,853 | 24,842 |
Miscellaneous revenues [Member] |  |  |  |  |
Regulated Operating Revenue, Gas | 6,380 | 6,693 | 12,955 | 13,317 |
Other revenues - natural gas sales related [Member] |  |  |  |  |
Regulated Operating Revenue, Other | 9,452 | 5,553 | 21,254 | 729 |
Other revenues [Member] |  |  |  |  |
Regulated Operating Revenue, Other | $ 4,741 | $ 3,386 | $ 8,927 | $ 6,143 |

X
- Definition The total amount of regulated operating revenues recognized during the period. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition The amount of regulated gas operating revenues recognized during the period. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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X
- Definition The amount of regulated other operating revenues recognized during the period. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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X
- Definition Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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- Details
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- Details
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- Details
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- Details
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