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Revenue from Contracts with Customers (Tables) | 3 Months Ended
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Dec. 31, 2024
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | The following tables provide a disaggregation of the Company's revenues for the three months ended December 31, 2024 and 2023, presented by type of service from each reportable segment.
Quarter Ended December 31, 2024 (Thousands) |  |  |  |  |  |  |  |  |  |
Revenues By Type of Service | Exploration and Production |  | Pipeline and Storage |  | Gathering |  | Utility |  | All Other |  | Corporate and Intersegment Eliminations |  | Total Consolidated
Production of Natural Gas | $ | 217,458 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 217,458 |
Production of Crude Oil | 515 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 515 |
Natural Gas Processing | 275 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 275 |
Natural Gas Gathering Service | — |  |  | — |  |  | 61,131 |  |  | — |  |  | — |  |  | (57,683) |  |  | 3,448 |
Natural Gas Transportation Service | — |  |  | 81,204 |  |  | — |  |  | 26,921 |  |  | — |  |  | (27,181) |  |  | 80,944 |
Natural Gas Storage Service | — |  |  | 24,993 |  |  | — |  |  | — |  |  | — |  |  | (10,504) |  |  | 14,489 |
Natural Gas Residential Sales | — |  |  | — |  |  | — |  |  | 156,350 |  |  | — |  |  | — |  |  | 156,350 |
Natural Gas Commercial Sales | — |  |  | — |  |  | — |  |  | 22,243 |  |  | — |  |  | — |  |  | 22,243 |
Natural Gas Industrial Sales | — |  |  | — |  |  | — |  |  | 1,338 |  |  | — |  |  | (1) |  |  | 1,337 |
Other | 883 |  |  | 415 |  |  | — |  |  | 15,740 |  |  | — |  |  | (261) |  |  | 16,777 |
Total Revenues from Contracts with Customers | 219,131 |  |  | 106,612 |  |  | 61,131 |  |  | 222,592 |  |  | — |  |  | (95,630) |  |  | 513,836 |
Alternative Revenue Programs | — |  |  | — |  |  | — |  |  | 5,917 |  |  | — |  |  | — |  |  | 5,917 |
Derivative Financial Instruments | 29,729 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 29,729 |
Total Revenues | $ | 248,860 |  |  | $ | 106,612 |  |  | $ | 61,131 |  |  | $ | 228,509 |  |  | $ | — |  |  | $ | (95,630) |  |  | $ | 549,482 |
Quarter Ended December 31, 2023 (Thousands) |  |  |  |  |  |  |  |  |  |
Revenues By Type of Service | Exploration and Production |  | Pipeline and Storage |  | Gathering |  | Utility |  | All Other |  | Corporate and Intersegment Eliminations |  | Total Consolidated
Production of Natural Gas | $ | 232,661 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 232,661 |
Production of Crude Oil | 687 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 687 |
Natural Gas Processing | 267 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 267 |
Natural Gas Gathering Service | — |  |  | — |  |  | 62,588 |  |  | — |  |  | — |  |  | (57,992) |  |  | 4,596 |
Natural Gas Transportation Service | — |  |  | 71,618 |  |  | — |  |  | 29,285 |  |  | — |  |  | (20,362) |  |  | 80,541 |
Natural Gas Storage Service | — |  |  | 21,292 |  |  | — |  |  | — |  |  | — |  |  | (9,059) |  |  | 12,233 |
Natural Gas Residential Sales | — |  |  | — |  |  | — |  |  | 146,546 |  |  | — |  |  | — |  |  | 146,546 |
Natural Gas Commercial Sales | — |  |  | — |  |  | — |  |  | 20,281 |  |  | — |  |  | — |  |  | 20,281 |
Natural Gas Industrial Sales | — |  |  | — |  |  | — |  |  | 906 |  |  | — |  |  | (2) |  |  | 904 |
Other | 649 |  |  | 1,503 |  |  | — |  |  | (567) |  |  | — |  |  | (251) |  |  | 1,334 |
Total Revenues from Contracts with Customers | 234,264 |  |  | 94,413 |  |  | 62,588 |  |  | 196,451 |  |  | — |  |  | (87,666) |  |  | 500,050 |
Alternative Revenue Programs | — |  |  | — |  |  | — |  |  | 5,556 |  |  | — |  |  | — |  |  | 5,556 |
Derivative Financial Instruments | 19,755 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 19,755 |
Total Revenues | $ | 254,019 |  |  | $ | 94,413 |  |  | $ | 62,588 |  |  | $ | 202,007 |  |  | $ | — |  |  | $ | (87,666) |  |  | $ | 525,361 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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