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ASSET RETIREMENT OBLIGATIONS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021
Estimated Accretion |  |
2023 | $ 2,767 |
2024 | 2,900 |
2025 | 3,038 |
2026 | 3,180 |
2027 | 3,328 |
Total | 15,213 |
NJNG |  |
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] |  |
Balance at period beginning | 41,611 | $ 29,280
Accretion | 2,052 | 1,612
Additions | 161 | 5,697
Change in assumptions | 7,339 | 6,151
Retirements | (1,289) | (1,129)
Balance at period end | 49,874 | 41,611
Clean Energy Ventures |  |
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] |  |
Balance at period beginning | 4,694 | 4,444
Accretion | 186 | 182
Additions | 281 | 68
Change in assumptions | 0 | 0
Retirements | 0 | 0
Balance at period end | $ 5,161 | $ 4,694

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- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 25 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=116646717&loc=d3e6290-110844 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Definition Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c)(4) -URI https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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