XML 33 R6.htm IDEA: XBRL DOCUMENT v2.4.1.9
Consolidated Statements Of Cash Flows (Unaudited) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Mar. 31, 2015
Mar. 31, 2014
OPERATING ACTIVITIES    
Net Income Available for Common Stock $ 101,409us-gaap_NetIncomeLoss $ 177,463us-gaap_NetIncomeLoss
Adjustments to Reconcile Net Income to Net Cash Provided by Operating Activities:    
Impairment of Oil and Gas Producing Properties 120,348nfg_ImpairmentofOilandGasProducingProperties 0nfg_ImpairmentofOilandGasProducingProperties
Depreciation, Depletion and Amortization 185,433us-gaap_DepreciationDepletionAndAmortization 183,089us-gaap_DepreciationDepletionAndAmortization
Deferred Income Taxes 10,351us-gaap_DeferredIncomeTaxesAndTaxCredits 71,939us-gaap_DeferredIncomeTaxesAndTaxCredits
Excess Tax Benefits Associated with Stock-Based Compensation Awards (9,024)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities (3,149)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Stock-Based Compensation 5,985us-gaap_ShareBasedCompensation 8,045us-gaap_ShareBasedCompensation
Other 4,709us-gaap_OtherNoncashIncomeExpense (118)us-gaap_OtherNoncashIncomeExpense
Change in:    
Hedging Collateral Deposits (12,992)us-gaap_IncreaseDecreaseInMarginDepositsOutstanding 1,094us-gaap_IncreaseDecreaseInMarginDepositsOutstanding
Receivables and Unbilled Revenue (88,339)us-gaap_IncreaseDecreaseInReceivables (198,277)us-gaap_IncreaseDecreaseInReceivables
Gas Stored Underground and Materials and Supplies 29,085us-gaap_IncreaseDecreaseInInventories 52,661us-gaap_IncreaseDecreaseInInventories
Unrecovered Purchased Gas Costs 0us-gaap_IncreaseDecreaseInDeferredGasCost 10,583us-gaap_IncreaseDecreaseInDeferredGasCost
Other Current Assets 4,184us-gaap_IncreaseDecreaseInOtherCurrentAssets (443)us-gaap_IncreaseDecreaseInOtherCurrentAssets
Accounts Payable 62,832us-gaap_IncreaseDecreaseInAccountsPayableTrade 69,379us-gaap_IncreaseDecreaseInAccountsPayableTrade
Amounts Payable to Customers 11,051us-gaap_IncreaseDecreaseInRegulatoryClauseRevenue 11,837us-gaap_IncreaseDecreaseInRegulatoryClauseRevenue
Customer Advances (18,735)us-gaap_IncreaseDecreaseInCustomerAdvances (21,878)us-gaap_IncreaseDecreaseInCustomerAdvances
Customer Security Deposits 2,702us-gaap_IncreaseDecreaseInCustomerDeposits (602)us-gaap_IncreaseDecreaseInCustomerDeposits
Other Accruals and Current Liabilities 53,491us-gaap_IncreaseDecreaseInAccruedLiabilities 102,222us-gaap_IncreaseDecreaseInAccruedLiabilities
Other Assets 1,826us-gaap_IncreaseDecreaseInOtherOperatingAssets 23,445us-gaap_IncreaseDecreaseInOtherOperatingAssets
Other Liabilities 43,186us-gaap_IncreaseDecreaseInOtherOperatingLiabilities 15,946us-gaap_IncreaseDecreaseInOtherOperatingLiabilities
Net Cash Provided by Operating Activities 507,502us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations 503,236us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
INVESTING ACTIVITIES    
Capital Expenditures (493,341)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (367,393)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Other (1,262)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 4,927us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net Cash Used in Investing Activities (494,603)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations (362,466)us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
Financing Activities    
Changes in Notes Payable to Banks and Commercial Paper 71,900us-gaap_ProceedsFromRepaymentsOfShortTermDebt 0us-gaap_ProceedsFromRepaymentsOfShortTermDebt
Excess Tax Benefits Associated with Stock-Based Compensation Awards 9,024us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 3,149us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Dividends Paid on Common Stock (64,842)us-gaap_PaymentsOfDividendsCommonStock (62,776)us-gaap_PaymentsOfDividendsCommonStock
Net Proceeds from Issuance of Common Stock 3,574us-gaap_ProceedsFromRepurchaseOfEquity 4,863us-gaap_ProceedsFromRepurchaseOfEquity
Net Cash Provided by (Used) in Financing Activities 19,656us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations (54,764)us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
Net Increase in Cash and Temporary Cash Investments 32,555us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 86,006us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and Temporary Cash Investments at October 1 36,886us-gaap_CashAndCashEquivalentsAtCarryingValue 64,858us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and Temporary Cash Investments at March 31 69,441us-gaap_CashAndCashEquivalentsAtCarryingValue 150,864us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental Disclosure of Cash Flow Information, Non-Cash Investing Activities:    
Non-Cash Capital Expenditures $ 94,484us-gaap_CapitalExpendituresIncurredButNotYetPaid $ 109,355us-gaap_CapitalExpendituresIncurredButNotYetPaid