DEBT - CONTRACTUAL COMMITMENTS (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
Finance Leases
2022	$ 6,004
2023	4,622
2024	5,279
2025	3,396
2026	2,324
Total future lease payments	21,625
Less: Interest component	(1,490)
Total lease liability	20,135	$ 74,200
NJR
Finance Leases
2022	6,004
2023	4,622
2024	5,279
2025	3,396
2026	2,324
Total future lease payments	21,625
Less: Interest component	(1,490)
Total lease liability	20,135
Clean Energy Ventures
Sale Leaseback Transaction, Net Book Value
2022	13,749
2023	13,886
2024	41,132
2025	33,873
2026	974
Thereafter	9,036
Subtotal	112,650
Less: Interest component	(10,985)
Total	$ 101,665

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
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&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 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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