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REGULATION (Tables) | 12 Months Ended
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Sep. 30, 2016
Regulated Operations [Abstract] |
Schedule of Regulatory Assets | Regulatory assets and liabilities included on the Consolidated Balance Sheets as of September 30, are comprised of the following:
(Thousands) | 2016 | 2015
Regulatory assets-current |  |
Conservation Incentive Program | $ | 36,957 |  | $ | — |
New Jersey Clean Energy Program | 14,232 |  | 14,293 |
Derivatives at fair value, net | 3,097 |  | 9,965 |
Total current regulatory assets | $ | 54,286 |  | $ | 24,258 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 19,595 |  | $ | 18,886 |
Liability for future expenditures | 172,000 |  | 180,400 |
Deferred income taxes | 20,273 |  | 17,460 |
Derivatives at fair value, net | 23,384 |  | 5,153 |
SAVEGREEN | 25,208 |  | 26,882 |
Postemployment and other benefit costs | 157,027 |  | 140,636 |
Deferred Superstorm Sandy costs | 15,201 |  | 15,201 |
Other noncurrent regulatory assets | 8,606 |  | 5,537 |
Total noncurrent regulatory assets | $ | 441,294 |  | $ | 410,155 |
Regulatory liability-current |  |
Conservation Incentive Program | $ | — |  | $ | 5,167 |
Overrecovered gas costs | 9,469 |  | 6,987 |
Total current regulatory liabilities | $ | 9,469 |  | $ | 12,154 |
Regulatory liabilities-noncurrent |  |
Cost of removal obligation | $ | 30,549 |  | $ | 54,880 |
New Jersey Clean Energy Program | 10,657 |  | 11,956 |
Other noncurrent regulatory liabilities | 205 |  | 697 |
Total noncurrent regulatory liabilities | $ | 41,411 |  | $ | 67,533 |
Schedule of Regulatory Liabilities | Regulatory assets and liabilities included on the Consolidated Balance Sheets as of September 30, are comprised of the following:
(Thousands) | 2016 | 2015
Regulatory assets-current |  |
Conservation Incentive Program | $ | 36,957 |  | $ | — |
New Jersey Clean Energy Program | 14,232 |  | 14,293 |
Derivatives at fair value, net | 3,097 |  | 9,965 |
Total current regulatory assets | $ | 54,286 |  | $ | 24,258 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 19,595 |  | $ | 18,886 |
Liability for future expenditures | 172,000 |  | 180,400 |
Deferred income taxes | 20,273 |  | 17,460 |
Derivatives at fair value, net | 23,384 |  | 5,153 |
SAVEGREEN | 25,208 |  | 26,882 |
Postemployment and other benefit costs | 157,027 |  | 140,636 |
Deferred Superstorm Sandy costs | 15,201 |  | 15,201 |
Other noncurrent regulatory assets | 8,606 |  | 5,537 |
Total noncurrent regulatory assets | $ | 441,294 |  | $ | 410,155 |
Regulatory liability-current |  |
Conservation Incentive Program | $ | — |  | $ | 5,167 |
Overrecovered gas costs | 9,469 |  | 6,987 |
Total current regulatory liabilities | $ | 9,469 |  | $ | 12,154 |
Regulatory liabilities-noncurrent |  |
Cost of removal obligation | $ | 30,549 |  | $ | 54,880 |
New Jersey Clean Energy Program | 10,657 |  | 11,956 |
Other noncurrent regulatory liabilities | 205 |  | 697 |
Total noncurrent regulatory liabilities | $ | 41,411 |  | $ | 67,533 |

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- Definition Tabular disclosure of assets that are created when regulatory agencies permit public utilities to defer certain costs included in rate-setting to the balance sheet. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 340 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44264-110382 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 715 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501251&loc=d3e52485-110419 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382 + Details
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- Definition Tabular disclosure of regulatory liabilities. Detailed information about liabilities that result from rate actions of a regulator. Rate actions of a regulator can impose a liability on a regulated enterprise resulting in a regulatory liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 405 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6500807&loc=d3e48068-110394 + Details
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