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v3.22.2.2

DEBT - FIRST MORTGAGE BONDS (Details) - NJNG | Oct. 24, 2022 USD ($) | Sep. 30, 2022 USD ($) | May 27, 2022 USD ($) | Oct. 28, 2021 USD ($)
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Debt Instrument [Line Items] |  |  |  |
NJBPU dividend restriction, equity to capitalization ratio |  | 0.30 |  |
Debt to equity ratio |  | 0.537 |  |
First mortgage bonds |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum amount that can be issued |  | $ 1,300,000,000 |  |
Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount |  |  | $ 100,000,000 | $ 100,000,000
Senior Notes | Fixed Interest Rate Maturing 2051 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount |  |  |  | $ 50,000,000
Stated interest rate |  |  |  | 2.97%
Senior Notes | Fixed Interest Rate Maturing 2061 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount |  |  |  | $ 50,000,000
Stated interest rate |  |  |  | 3.07%
Senior Notes | Fixed Interest Rate Maturing 2037 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount |  |  | $ 50,000,000 |
Stated interest rate |  |  | 4.37% |
Senior Notes | Fixed Interest Rate Maturing 2052 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount |  |  | $ 50,000,000 |
Stated interest rate |  |  | 4.71% |
Senior Notes | Subsequent Event |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Face amount | $ 125,000,000 |  |  |
Senior Notes | Subsequent Event | Fixed Interest Rate Maturing 2052 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Stated interest rate | 5.47% |  |  |

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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
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