DEBT - CONTRACTUAL COMMITMENTS (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Finance Leases
2023	$ 7,252
2024	7,909
2025	6,026
2026	4,955
2027	2,630
Thereafter	3,262
Total future lease payments	32,034
Less: Interest component	(1,744)
Total lease liability	30,290	$ 20,100
NJNG
Finance Leases
2023	7,252
2024	7,909
2025	6,026
2026	4,955
2027	2,630
Thereafter	3,262
Total future lease payments	32,034
Less: Interest component	(1,744)
Total lease liability	30,290
Clean Energy Ventures
Sale Leaseback Transaction, Net Book Value
2023	15,755
2024	43,000
2025	39,629
2026	2,841
2027	5,352
Thereafter	16,442
Subtotal	123,019
Less: Interest component	(11,443)
Total	$ 111,576

Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, After Year Five

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Interest

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Year Five

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Year Four

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Year One

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Year Three

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Sale Leaseback Transactions, Contractual Commitments, Minimum Lease Payment, Year Two

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Sale Leaseback Transactions, Contractual Commitments, Present Value Of Future Minimum Lease Payment

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.

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