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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Sep. 30, 2013
Accounting Policies [Abstract] |
Schedule of Utility Inventory | The following table summarizes gas in storage by company as of September 30:
| 2013 | 2012
($ in thousands) | Gas in Storage |  | Bcf | Gas in Storage |  | Bcf
NJNG |  | $ | 104,979 |  | 20.4 |  |  | $ | 145,379 |  | 22.2 |
NJRES |  | 209,498 |  | 62.3 |  |  | 119,814 |  | 45.5 |
Total |  | $ | 314,477 |  | 82.7 |  |  | $ | 265,193 |  | 67.7 |
Schedule of Demand Fees | The following table summarizes the demand charges, which are net of capacity releases, and are included as a component of gas purchases on the Consolidated Statements of Operations for the fiscal years ended September 30:
(Millions) | 2013 | 2012 | 2011
NJRES | $ | 123.0 |  | $ | 129.8 |  | $ | 112.3 |
NJNG | 92.1 |  | 86.7 |  | 98.9 |
Total | $ | 215.1 |  | $ | 216.5 |  | $ | 211.2 |
Schedule of Public Utilities Allowance for Funds Used During Construction Rate | Corresponding amounts are recognized in interest expense and other income, as appropriate, on the Consolidated Statements of Operations and include the following for the fiscal years ended September 30:
($ in thousands) | 2013 | 2012 | 2011
AFUDC: |  |  |
Debt | $ | 921 |  | $ | 300 |  | $ | 1,020 |
Equity | 2,037 |  | 638 |  | 2,100 |
Total | $ | 2,958 |  | $ | 938 |  | $ | 3,120 |
Weighted average interest rate | 1.05 | % | 1.47 | % | 5.21 | %
Schedule of Sales Tax And Assessment | Sales tax and TEFA are collected from customers and presented in both operating revenues and operating expenses on the Consolidated Statements of Operations for the fiscal years ended September 30, as follows:
(Millions) | 2013 | 2012 | 2011
Sales tax | $ | 44.4 |  | $ | 32.3 |  | $ | 50.7 |
TEFA (1) | 5.0 |  | 6.0 |  | 9.0 |
Total | $ | 49.4 |  | $ | 38.3 |  | $ | 59.7 |
(1) | TEFA will be phased out over a three-year period commencing January 1, 2012.
Schedule of Property, Plant and Equipment | Property, plant and equipment was comprised of the following as of September 30:
(Thousands) |  |  |  |
Property Classifications | Estimated Useful Lives |  | 2013 | 2012
Distribution facilities | 38 to 74 years |  | $ | 1,421,885 |  | $ | 1,352,101 |
Transmission facilities | 35 to 56 years |  | 273,853 |  | 248,774 |
Storage facilities | 34 to 47 years |  | 41,687 |  | 41,663 |
Solar property | 20 to 25 years |  | 232,409 |  | 181,123 |
All other property | 5 to 35 years |  | 85,321 |  | 82,875 |
Total property, plant and equipment |  |  | 2,055,155 |  | 1,906,536 |
Accumulated depreciation and amortization |  |  | (412,039 | ) | (421,659 | )
Property, plant and equipment, net |  |  | $ | 1,643,116 |  | $ | 1,484,877 |
Summary of Accounts Receivable by Subsidiary | The following table summarizes customer accounts receivable by company as of September 30:
(Thousands) | 2013 |  | 2012
NJRES | $ | 194,263 |  | 81 | % |  | $ | 135,891 |  | 80 | %
NJNG (1) | 43,045 |  | 18 |  |  | 33,093 |  | 19 |
NJRCEV | 293 |  | — |  |  | 154 |  | — |
NJRHS and other | 2,680 |  | 1 |  |  | 1,405 |  | 1 |
Total | $ | 240,281 |  | 100 | % |  | $ | 170,543 |  | 100 | %
(1) | Does not include unbilled revenues of $7.4 million and $7 million as of September 30, 2013 and 2012, respectively.
Schedule of Accumulated Other Comprehensive Income (Loss) | applied the provisions of the new guidance and the information for the fiscal year ended September 30, 2013, is as follows:
(Thousands) | Unrealized gain on available for sale securities | Net unrealized gain on derivatives | Adjustment to postemployment benefit obligation | Total
Balance at September 30, 2012 | $ | 4,921 |  |  | $ | 51 |  |  | $ | (15,743 | ) |  | $ | (10,771 | )
Other comprehensive income, net of tax |  |  |  |  |  |  |
Other comprehensive income, excluding reclassifications, net of tax of $(485), $16, $(5,124), $(5,593) | 703 |  |  | (28 | ) |  | 7,526 |  |  | 8,201 |
Amounts reclassified from accumulated other comprehensive income, net of tax of $155, $7, $(810), $(648) | (224 | ) | (1) | (11 | ) | (2) | 1,184 |  | (3) | 949 |
Net current-period other comprehensive income, net of tax of $(331), $23, $(5,934), $(6,242) | 479 |  |  | (39 | ) |  | 8,710 |  |  | 9,150 |
Balance at September 30, 2013 | $ | 5,400 |  |  | $ | 12 |  |  | $ | (7,033 | ) |  | $ | (1,621 | )
(1) | Reclassified to other income in the Consolidated Statements of Operations.
(2) | Reclassified to gas purchases in the Consolidated Statements of Operations.
(3) | Included in the computation of net periodic pension cost, a component of O&M expense in the Consolidated Statements of Operations.

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