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DEBT, SALE-LEASEBACKS (Details) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2013 USD ($)
Debt Instrument [Line Items] |  |  |
Proceeds from sale-leaseback transaction | $ 7,216 | $ 7,576 | $ 7,076
NJNG [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Sale leaseback transaction, lease term | 25 years 6 months |  |
Sale leaseback transaction, lease renewal term | 5 years |  |
Sale leaseback transaction, maximum lease renewal term (as a percent) | 4 |  |
Proceeds from sale-leaseback transaction | $ 7,200 | 7,600 | 7,100
Sale leaseback transaction, other payments required | $ 768 | $ 956 | $ 752

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- Definition Sale Leaseback Transaction, Lease Renewal Term + References No definition available. + Details
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- Definition Sale Leaseback Transaction, Lease Renewal Term, Maximum + References No definition available. + Details
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- Definition Amount of cash inflow after closing and deferred financing costs received by a seller-lessee in a sale-leaseback recognized in financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 51 -URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51840-112757 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 50 -URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51831-112757 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=28365400&loc=d3e51843-112757 + Details
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- Definition Other amounts the seller-lessee is required to pay under the terms of the transaction involving the sale of property to another party and lease of the property back to the seller, including reimbursements for such items, as utilities, taxes, insurance and common area maintenance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6456341&loc=d3e50796-112755 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6452660&loc=d3e36991-112694 + Details
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