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DEBT - SCHEDULE OF LONG TERM DEBT (Details) - USD ($) $ in Thousands | 3 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Debt Instrument [Line Items] |  |
Proceeds from sale-leaseback transaction | $ 7,107 | $ 7,216
NJNG [Member] |  |
Debt Instrument [Line Items] |  |
Proceeds from sale-leaseback transaction | $ 7,100 | $ 7,200

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + 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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Balance Type: | debit
Period Type: | duration

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- Details
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