XML 30 R57.htm IDEA: XBRL DOCUMENT
v2.4.0.8

BUSINESS SEGMENT AND OTHER OPERATIONS DATA - NET FINANCIAL EARNINGS LOSS RECONCILIATION (Details) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Net financial earnings (loss) | $ 9,738,000 |  | $ 4,130,000 |  | $ 113,895,000 |  | $ 123,564,000 |
Unrealized (gain) loss from derivative instruments and related transactions, net of taxes | (27,915,000) | [1],[2] | 20,834,000 | [1],[2] | (14,975,000) | [1],[2] | 11,126,000 | [1],[2]
Effects of economic hedging related to natural gas inventory, net of taxes | 8,498,000 | [3] | (6,384,000) | [3] | (5,960,000) | [3] | 10,866,000 | [3]
Net income (loss) | 29,155,000 |  | (10,320,000) |  | 134,830,000 |  | 101,572,000 |
Taxes related to unrealized loss (gain) from derivative instruments and related transactions | (17,100,000) |  | 12,100,000 |  | (9,200,000) |  | 6,300,000 |
Taxes related to effects of economic hedging related to natural gas inventory | 4,900,000 |  | (3,700,000) |  | (3,500,000) |  | 6,300,000 |
Transactions Between NJNG and NJRES [Member] |  |  |  |  |  |  |  |
Unrealized (gain) loss from derivative instruments and related transactions, net of taxes | $ 708,000 |  | $ (20,000) |  | $ 398,000 |  | $ 177,000 |
[1] | Amounts are net of taxes of approximately $(17.1) million and $12.1 million, for the three months ended and $(9.2) million and $6.3 million for the nine months ended June 30, 2013 and 2012, respectively.
[2] | Excludes unrealized losses (gains) related to an intercompany transaction between NJNG and NJRES that have been eliminated in consolidation of approximately $708,000 and $(20,000) for the three months ended and $398,000 and $177,000 for the nine months ended June 30, 2013 and 2012, respectively.
[3] | Amounts are net of taxes of approximately $4.9 million and $(3.7) million for the three months ended and $(3.5) million and $6.3 million for the nine months ended June 30, 2013 and 2012, respectively.

X
- Definition Effects Of Economic Hedging Related To Natural Gas Inventory, Net Of Taxes, used to reconcile net financial earnings to net income + References No definition available. + Details
Name: | njr_EffectsOfEconomicHedgingRelatedToNaturalGasInventoryNetOfTaxes
Namespace Prefix: | njr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Net Financial Earnings (Loss) is a non-GAAP measure of earnings that eliminates certain timing differences surrounding the recognition of certain gains or losses associated with derivative activity + References No definition available. + Details
Name: | njr_NetFinancialEarningsLoss
Namespace Prefix: | njr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Taxes Related to Effects Of Economic Hedging Related To Natural Gas Inventory, used to reconcile net financial earnings to net income + References No definition available. + Details
Name: | njr_TaxesRelatedToEffectsOfEconomicHedgingRelatedToNaturalGasInventory
Namespace Prefix: | njr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Taxes Related to Unrealized Loss Gain from Derivative Instruments and Related Transactions + References No definition available. + Details
Name: | njr_TaxesRelatedToUnrealizedLossGainFromDerivativeInstrumentsAndRelatedTransactions
Namespace Prefix: | njr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Unrealized Loss Gain, net of taxes, associated with certain derivative economic hedges and related transactions. + References No definition available. + Details
Name: | njr_UnrealizedLossGainFromDerivativeInstrumentsAndRelatedTransactionsNetOfTaxes
Namespace Prefix: | njr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28, 29, 30 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 130 -Paragraph 10, 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e565-108580 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A7 -Appendix A Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 16: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 87-21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration