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REGULATION (Tables) | 6 Months Ended
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Mar. 31, 2015
Regulated Operations [Abstract] |
Schedule of Regulatory Assets and Liabilities | Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets are comprised of the following:
(Thousands) | March 31, 2015 | September 30, 2014
Regulatory assets-current |  |
New Jersey Clean Energy Program | $ | 6,492 |  | $ | 14,285 |
Derivatives at fair value, net | 24,759 |  | — |
Underrecovered gas costs | 3,206 |  | 12,577 |
Total current regulatory assets | $ | 34,457 |  | $ | 26,862 |
Regulatory assets-noncurrent |  |
Environmental remediation costs |  |
Expended, net of recoveries | $ | 17,985 |  | $ | 30,916 |
Liability for future expenditures | 177,000 |  | 177,000 |
Deferred income taxes | 9,968 |  | 9,968 |
SAVEGREEN | 21,517 |  | 29,180 |
Postemployment and other benefit costs | 104,500 |  | 108,507 |
Deferred Superstorm Sandy costs | 15,207 |  | 15,207 |
Other noncurrent regulatory assets | 5,041 |  | 6,797 |
Total noncurrent regulatory assets | $ | 351,218 |  | $ | 377,575 |
Regulatory liability-current |  |
Conservation Incentive Program | $ | 12,115 |  | $ | 5,752 |
Derivatives at fair value, net | — |  | 320 |
Total current regulatory liabilities | $ | 12,115 |  | $ | 6,072 |
Regulatory liabilities-noncurrent |  |
Cost of removal obligation | $ | 55,372 |  | $ | 61,163 |
Derivatives at fair value, net | — |  | 57 |
Conservation programs | 14,781 |  | — |
Other noncurrent regulatory liabilities | 1,470 |  | 106 |
Total noncurrent regulatory liabilities | $ | 71,623 |  | $ | 61,326 |

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- Definition The entire disclosure for detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory agencies permit the deferral of costs to the balance sheet that would otherwise be required to appear on the company's income statement and would be charged against current expenses or revenues, as well as current and noncurrent liabilities created when regulatory agencies permit. + References No definition available. + Details
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