ONEOK INC /NEW/ Presentation Networks

Line Image Concept Label Concept Type Period type Balance Concept name
* Network: (1000 - Statement - CONSOLIDATED STATEMENTS OF INCOME)
1 us-gaap: Income Statement [Abstract] xbrli:stringItemType duration us-gaap:IncomeStatementAbstract
2 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
3 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
4 us-gaap: Revenues xbrli:monetaryItemType duration credit us-gaap:Revenues
5 us-gaap: Cost of sales and fuel xbrli:monetaryItemType duration debit us-gaap:CostOfRevenue
6 us-gaap: Net margin xbrli:monetaryItemType duration credit us-gaap:GrossProfit
7 us-gaap: Operating expenses xbrli:stringItemType duration us-gaap:OperatingExpensesAbstract
8 oke: Operations and maintenance xbrli:monetaryItemType duration debit oke:OperationsAndMaintenance
9 us-gaap: Depreciation and amortization xbrli:monetaryItemType duration debit us-gaap:DepreciationDepletionAndAmortization
10 oke: General taxes xbrli:monetaryItemType duration debit oke:GeneralTaxes
11 us-gaap: Total operating expenses xbrli:monetaryItemType duration debit us-gaap:OperatingExpenses
12 us-gaap: Gain (loss) on sale of assets xbrli:monetaryItemType duration credit us-gaap:GainLossOnDispositionOfAssets
13 us-gaap: Operating income xbrli:monetaryItemType duration credit us-gaap:OperatingIncomeLoss
14 us-gaap: Equity earnings from investments (Note L) xbrli:monetaryItemType duration credit us-gaap:IncomeLossFromEquityMethodInvestments
15 oke: Allowance for equity funds used during construction xbrli:monetaryItemType duration credit oke:AllowanceForEquityFundsUsedDuringConstruction
16 us-gaap: Other income xbrli:monetaryItemType duration credit us-gaap:OtherNonoperatingIncome
17 us-gaap: Other expense xbrli:monetaryItemType duration debit us-gaap:OtherNonoperatingExpense
18 us-gaap: Interest expense xbrli:monetaryItemType duration debit us-gaap:InterestExpense
19 oke: Income before income taxes xbrli:monetaryItemType duration credit oke:IncomeBeforeIncomeTaxes
20 us-gaap: Income taxes xbrli:monetaryItemType duration debit us-gaap:IncomeTaxExpenseBenefit
21 us-gaap: Net income xbrli:monetaryItemType duration credit us-gaap:ProfitLoss
22 us-gaap: Less: Net income attributable to noncontrolling interests xbrli:monetaryItemType duration debit us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
23 us-gaap: Net income attributable to ONEOK xbrli:monetaryItemType duration credit us-gaap:NetIncomeLoss
24 us-gaap: Earnings per share of common stock (Note M) xbrli:stringItemType duration us-gaap:EarningsPerShareAbstract
25 us-gaap: Net earnings per share, basic us-types:perShareItemType duration us-gaap:EarningsPerShareBasic
26 us-gaap: Net earnings per share, diluted us-types:perShareItemType duration us-gaap:EarningsPerShareDiluted
27 us-gaap: Average shares of common stock (thousands) xbrli:stringItemType duration us-gaap:EarningsPerShareBasicOtherDisclosuresAbstract
28 us-gaap: Basic xbrli:sharesItemType duration us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
29 us-gaap: Diluted xbrli:sharesItemType duration us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
30 us-gaap: Dividends declared per share of common stock us-types:perShareItemType duration us-gaap:CommonStockDividendsPerShareDeclared
* Network: (2000 - Statement - CONSOLIDATED BALANCE SHEETS)
31 us-gaap: Statement of Financial Position [Abstract] xbrli:stringItemType duration us-gaap:StatementOfFinancialPositionAbstract
32 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
33 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
34 us-gaap: Assets xbrli:stringItemType duration us-gaap:AssetsAbstract
35 us-gaap: Current assets xbrli:stringItemType duration us-gaap:AssetsCurrentAbstract
36 us-gaap: Cash and cash equivalents xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
37 us-gaap: Accounts receivable, net xbrli:monetaryItemType instant debit us-gaap:ReceivablesNetCurrent
38 us-gaap: Gas and natural gas liquids in storage xbrli:monetaryItemType instant debit us-gaap:InventoryNet
39 oke: Commodity exchanges and imbalances xbrli:monetaryItemType instant debit oke:CommodityExchangesAndImbalances
40 us-gaap: Energy marketing and risk management assets (Notes B and C) xbrli:monetaryItemType instant debit us-gaap:EnergyMarketingContractsAssetsCurrent
41 us-gaap: Other current assets xbrli:monetaryItemType instant debit us-gaap:OtherAssetsCurrent
42 us-gaap: Total current assets xbrli:monetaryItemType instant debit us-gaap:AssetsCurrent
43 us-gaap: Property, plant and equipment xbrli:stringItemType duration us-gaap:PropertyPlantAndEquipmentNetAbstract
44 us-gaap: Property, plant and equipment xbrli:monetaryItemType instant debit us-gaap:PropertyPlantAndEquipmentGross
45 us-gaap: Accumulated depreciation and amortization xbrli:monetaryItemType instant credit us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
46 us-gaap: Net property, plant and equipment (Note J) xbrli:monetaryItemType instant debit us-gaap:PropertyPlantAndEquipmentNet
47 oke: Investments and other assets xbrli:stringItemType duration oke:InvestmentsAndOtherAssets
48 oke: Goodwill and intangible assets xbrli:monetaryItemType instant debit oke:GoodwillAndIntangibleAssets
49 us-gaap: Energy marketing and risk management assets (Notes B and C) xbrli:monetaryItemType instant debit us-gaap:EnergyMarketingContractsAssetsNoncurrent
50 us-gaap: Investments in unconsolidated affiliates (Note L) xbrli:monetaryItemType instant debit us-gaap:EquityMethodInvestments
51 us-gaap: Other assets xbrli:monetaryItemType instant debit us-gaap:OtherAssetsNoncurrent
52 oke: Total investments and other assets xbrli:monetaryItemType instant debit oke:TotalInvestmentsAndOtherAssets
53 us-gaap: Total assets xbrli:monetaryItemType instant debit us-gaap:Assets
54 us-gaap: Liabilities and shareholders' equity xbrli:stringItemType duration us-gaap:LiabilitiesAndStockholdersEquityAbstract
55 us-gaap: Current liabilities xbrli:stringItemType duration us-gaap:LiabilitiesCurrentAbstract
56 us-gaap: Current maturities of long-term debt xbrli:monetaryItemType instant credit us-gaap:LongTermDebtCurrent
57 us-gaap: Notes payable (Note F) xbrli:monetaryItemType instant credit us-gaap:ShortTermBankLoansAndNotesPayable
58 us-gaap: Accounts payable xbrli:monetaryItemType instant credit us-gaap:AccountsPayableCurrent
59 oke: Commodity exchanges and imbalances xbrli:monetaryItemType instant credit oke:CommodityExchangesAndImbalancesLiabilities
60 us-gaap: Energy marketing and risk management liabilities (Notes B and C) xbrli:monetaryItemType instant credit us-gaap:EnergyMarketingContractLiabilitiesCurrent
61 us-gaap: Other current liabilities xbrli:monetaryItemType instant credit us-gaap:OtherLiabilitiesCurrent
62 us-gaap: Total current liabilities xbrli:monetaryItemType instant credit us-gaap:LiabilitiesCurrent
63 us-gaap: Long-term debt, excluding current maturities (Note G) xbrli:monetaryItemType instant credit us-gaap:LongTermDebtNoncurrent
64 oke: Deferred credits and other liabilities xbrli:stringItemType duration oke:DeferredCreditsAndOtherLiabilities
65 us-gaap: Deferred income taxes xbrli:monetaryItemType instant credit us-gaap:DeferredTaxLiabilitiesNoncurrent
66 oke: Energy marketing and risk management liabilities (Notes B and C) xbrli:monetaryItemType instant credit oke:EnergyMarketingAndRiskManagementLiabilities
67 us-gaap: Other deferred credits xbrli:monetaryItemType instant credit us-gaap:OtherLiabilitiesNoncurrent
68 oke: Total deferred credits and other liabilities xbrli:monetaryItemType instant credit oke:TotalDeferredCreditsAndOtherLiabilities
69 us-gaap: Commitments and contingencies (Note I) xbrli:stringItemType duration us-gaap:CommitmentsAndContingencies2009
70 us-gaap: Shareholders' equity xbrli:stringItemType duration us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract
71 us-gaap: ONEOK shareholders' equity xbrli:stringItemType duration us-gaap:StockholdersEquityAbstract
72 us-gaap: Common stock, $0.01 par value: authorized 300,000,000 shares; issued 122,274,466 shares and outstanding 105,465,408 shares at September 30, 2009; issued 121,647,007 shares and outstanding 104,845,231 shares at December 31, 2008 xbrli:monetaryItemType instant credit us-gaap:CommonStockValue
73 us-gaap: Paid in capital xbrli:monetaryItemType instant credit us-gaap:AdditionalPaidInCapital
74 us-gaap: Accumulated other comprehensive loss (Note D) xbrli:monetaryItemType instant credit us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
75 us-gaap: Retained earnings xbrli:monetaryItemType instant credit us-gaap:RetainedEarningsAccumulatedDeficit
76 us-gaap: Treasury stock, at cost: 16,809,058 shares at September 30, 2009 and 16,801,776 shares at December 31, 2008 xbrli:monetaryItemType instant debit us-gaap:TreasuryStockValue
77 us-gaap: Total ONEOK shareholders' equity xbrli:monetaryItemType instant credit us-gaap:StockholdersEquity
78 us-gaap: Noncontrolling interests in consolidated subsidiaries xbrli:monetaryItemType instant credit us-gaap:MinorityInterest
79 us-gaap: Total shareholders' equity xbrli:monetaryItemType instant credit us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
80 us-gaap: Total liabilities and shareholders' equity xbrli:monetaryItemType instant credit us-gaap:LiabilitiesAndStockholdersEquity
* Network: (2100 - Statement - PARENTHETICAL DATA TO THE CONSOLIDATED BALANCE SHEETS)
81 us-gaap: Statement of Financial Position [Abstract] xbrli:stringItemType duration us-gaap:StatementOfFinancialPositionAbstract
82 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
83 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
84 us-gaap: ONEOK shareholders' equity xbrli:stringItemType duration us-gaap:StockholdersEquityAbstract
85 us-gaap: Common stock, par value us-types:perShareItemType instant us-gaap:CommonStockParOrStatedValuePerShare
86 us-gaap: Common stock, shares authorized xbrli:sharesItemType instant us-gaap:CommonStockSharesAuthorized
87 us-gaap: Common stock, shares, issued xbrli:sharesItemType instant us-gaap:CommonStockSharesIssued
88 us-gaap: Common stock, shares, outstanding xbrli:sharesItemType instant us-gaap:CommonStockSharesOutstanding
89 us-gaap: Treasury stock, shares xbrli:sharesItemType instant us-gaap:TreasuryStockShares
* Network: (3000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS)
90 us-gaap: Statement of Cash Flows [Abstract] xbrli:stringItemType duration us-gaap:StatementOfCashFlowsAbstract
91 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
92 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
93 us-gaap: Operating activities xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract
94 us-gaap: Net income xbrli:monetaryItemType duration credit us-gaap:ProfitLoss
95 us-gaap: Depreciation and amortization xbrli:monetaryItemType duration debit us-gaap:DepreciationDepletionAndAmortization
96 oke: Allowance for equity funds used during construction xbrli:monetaryItemType duration credit oke:AllowancesForEquityFundsUsedDuringConstruction
97 us-gaap: Gain on sale of assets xbrli:monetaryItemType duration credit us-gaap:GainLossOnSaleOfPropertyPlantEquipment
98 us-gaap: Equity earnings from investments xbrli:monetaryItemType duration credit us-gaap:IncomeLossFromEquityMethodInvestments
99 us-gaap: Distributions received from unconsolidated affiliates xbrli:monetaryItemType duration debit us-gaap:EquityMethodInvestmentDividendsOrDistributions
100 us-gaap: Deferred income taxes xbrli:monetaryItemType duration debit us-gaap:DeferredIncomeTaxExpenseBenefit
101 us-gaap: Stock-based compensation expense xbrli:monetaryItemType duration debit us-gaap:ShareBasedCompensation
102 us-gaap: Allowance for doubtful accounts xbrli:monetaryItemType duration debit us-gaap:ProvisionForDoubtfulAccounts
103 oke: Inventory adjustment, net xbrli:monetaryItemType duration credit oke:InventoryAdjustmentNet
104 oke: Investment securities gains xbrli:monetaryItemType duration credit oke:InvestmentSecuritiesGains
105 us-gaap: Changes in assets and liabilities: xbrli:stringItemType duration us-gaap:IncreaseDecreaseInOperatingCapitalAbstract
106 us-gaap: Accounts receivable xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInReceivables
107 us-gaap: Gas and natural gas liquids in storage xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInInventories
108 us-gaap: Accounts payable xbrli:monetaryItemType duration debit us-gaap:IncreaseDecreaseInAccountsPayableTrade
109 oke: Commodity exchanges and imbalances, net xbrli:monetaryItemType duration debit oke:CommodityExchangesAndImbalancesNet
110 us-gaap: Accrued interest xbrli:monetaryItemType duration debit us-gaap:IncreaseDecreaseInInterestPayableNet
111 oke: Energy marketing and risk management assets and liabilities xbrli:monetaryItemType duration credit oke:EnergyMarketingAndRiskManagementAssetsAndLiabilities
112 us-gaap: Unrecovered purchased gas costs xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInRecoverableRefundableGasCosts
113 oke: Fair value of firm commitments xbrli:monetaryItemType duration credit oke:IncreaseDecreaseInFairValueOfFirmCommitments
114 us-gaap: Other assets and liabilities xbrli:monetaryItemType duration credit us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet
115 us-gaap: Cash provided by operating activities xbrli:monetaryItemType duration us-gaap:NetCashProvidedByUsedInOperatingActivities
116 us-gaap: Investing activities xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract
117 oke: Changes in investments in unconsolidated affiliates xbrli:monetaryItemType duration debit oke:ChangesInInvestmentsInUnconsolidatedAffiliates
118 us-gaap: Capital expenditures (less allowance for equity funds used during construction) xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
119 us-gaap: Proceeds from sale of assets xbrli:monetaryItemType duration debit us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment
120 us-gaap: Proceeds from insurance xbrli:monetaryItemType duration debit us-gaap:ProceedsFromInsuranceSettlementInvestingActivities
121 us-gaap: Acquisitions xbrli:monetaryItemType duration credit us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired
122 us-gaap: Cash used in investing activities xbrli:monetaryItemType duration debit us-gaap:NetCashProvidedByUsedInInvestingActivities
123 us-gaap: Financing activities xbrli:stringItemType duration us-gaap:NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract
124 us-gaap: Borrowing (repayment) of notes payable, net xbrli:monetaryItemType duration debit us-gaap:ProceedsFromShortTermDebtMaturingInThreeMonthsOrLess
125 us-gaap: Repayment of notes payable with maturities over 90 days xbrli:monetaryItemType duration credit us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths
126 us-gaap: Issuance of debt, net of discounts xbrli:monetaryItemType duration debit us-gaap:ProceedsFromIssuanceOfLongTermDebt
127 us-gaap: Long-term debt financing costs xbrli:monetaryItemType duration credit us-gaap:PaymentsOfFinancingCosts
128 us-gaap: Payment of debt xbrli:monetaryItemType duration credit us-gaap:RepaymentsOfLongTermDebt
129 us-gaap: Repurchase of common stock xbrli:monetaryItemType duration credit us-gaap:PaymentsForRepurchaseOfCommonStock
130 us-gaap: Issuance of common stock xbrli:monetaryItemType duration debit us-gaap:ProceedsFromIssuanceOfCommonStock
131 us-gaap: Issuance of common units to noncontrolling interests, net of discounts xbrli:monetaryItemType duration debit us-gaap:ProceedsFromIssuanceOfCommonLimitedPartnersUnits
132 us-gaap: Dividends paid xbrli:monetaryItemType duration credit us-gaap:PaymentsOfDividends
133 us-gaap: Distributions to noncontrolling interests xbrli:monetaryItemType duration credit us-gaap:PaymentsOfDividendsMinorityInterest
134 us-gaap: Cash provided by (used in) financing activities xbrli:monetaryItemType duration debit us-gaap:NetCashProvidedByUsedInFinancingActivities
135 us-gaap: Change in cash and cash equivalents xbrli:monetaryItemType duration us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease
136 us-gaap: Cash and cash equivalents at beginning of period xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
137 us-gaap: Cash and cash equivalents at end of period xbrli:monetaryItemType instant debit us-gaap:CashAndCashEquivalentsAtCarryingValue
* Network: (4000 - Statement - CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY)
138 us-gaap: Statement of Stockholders' Equity [Abstract] xbrli:stringItemType duration us-gaap:StatementOfStockholdersEquityAbstract
139 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
140 us-gaap: Statement, Equity Components [Axis] xbrli:stringItemType duration us-gaap:StatementEquityComponentsAxis
141 us-gaap: Equity Component [Domain] us-types:domainItemType duration us-gaap:EquityComponentDomain
142 us-gaap: Common Stock us-types:domainItemType duration us-gaap:CommonStockMember
143 us-gaap: Paid-in Capital us-types:domainItemType duration us-gaap:AdditionalPaidInCapitalMember
144 us-gaap: Accumulated Other Comprehensive Income (Loss) us-types:domainItemType duration us-gaap:AccumulatedOtherComprehensiveIncomeMember
145 us-gaap: Retained Earnings us-types:domainItemType duration us-gaap:RetainedEarningsMember
146 us-gaap: Treasury Stock us-types:domainItemType duration us-gaap:TreasuryStockMember
147 us-gaap: Noncontrolling Interests in Consolidated Subsidiaries us-types:domainItemType duration us-gaap:NoncontrollingInterestMember
148 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
149 us-gaap: Shareholders' equity, beginning balance xbrli:monetaryItemType instant credit us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
150 us-gaap: Common stock issued, beginning balance xbrli:sharesItemType instant us-gaap:SharesIssued
151 us-gaap: Net income xbrli:monetaryItemType duration credit us-gaap:ProfitLoss
152 us-gaap: Other comprehensive loss (Note D) xbrli:monetaryItemType duration us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
153 us-gaap: Repurchase of common stock xbrli:monetaryItemType duration debit us-gaap:TreasuryStockValueAcquiredCostMethod
154 oke: Common stock issued, shares xbrli:sharesItemType duration oke:CommonStockIssuedShares
155 oke: Common stock issued xbrli:monetaryItemType duration credit oke:CommonStockIssuedValue
156 us-gaap: Common stock dividends - $1.22 per share xbrli:monetaryItemType duration debit us-gaap:DividendsCash
157 us-gaap: Issuance of common unites to noncontrolling interests xbrli:monetaryItemType duration credit us-gaap:MinorityInterestIncreaseFromStockIssuance
158 us-gaap: Distributions to noncontrolling interests xbrli:monetaryItemType duration debit us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
159 us-gaap: Shareholders' equity, ending balance xbrli:monetaryItemType instant credit us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
160 us-gaap: Common stock issued, ending balance xbrli:sharesItemType instant us-gaap:SharesIssued
* Network: (5000 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME)
161 us-gaap: Statement of Income and Comprehensive Income [Abstract] xbrli:stringItemType duration us-gaap:StatementOfIncomeAndComprehensiveIncomeAbstract
162 us-gaap: Statement [Table] xbrli:stringItemType duration us-gaap:StatementTable
163 us-gaap: Statement [Line Items] xbrli:stringItemType duration us-gaap:StatementLineItems
164 us-gaap: Net income xbrli:monetaryItemType duration credit us-gaap:ProfitLoss
165 oke: Other comprehensive income (loss), net of tax xbrli:stringItemType duration oke:OtherComprehensiveIncomeLossNetOfTax
166 us-gaap: Unrealized gains (losses) on energy marketing and risk management assets/liabilities, net of tax xbrli:monetaryItemType duration credit us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
167 us-gaap: Realized (gains) losses in net income, net of tax xbrli:monetaryItemType duration debit us-gaap:OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax
168 us-gaap: Unrealized holding gains (losses) arising during the period, net of tax xbrli:monetaryItemType duration credit us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
169 oke: Gains in investment securities recognized in net income xbrli:monetaryItemType duration credit oke:GainsInInvestmentSecuritiesRecognizedInNetIncome
170 us-gaap: Change in pension and postretirement benefit plan liability, net of tax xbrli:monetaryItemType duration us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease
171 oke: Other xbrli:monetaryItemType duration credit oke:Other
172 us-gaap: Total other comprehensive income (loss), net of tax (Note D) xbrli:monetaryItemType duration us-gaap:OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
173 us-gaap: Comprehensive income xbrli:monetaryItemType duration credit us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
174 us-gaap: Less: Comprehensive income attributable to noncontrolling interests xbrli:monetaryItemType duration debit us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
175 us-gaap: Comprehensive income attributable to ONEOK xbrli:monetaryItemType duration credit us-gaap:ComprehensiveIncomeNetOfTax
* Network: (6000 - Disclosure - SUMMARY OF ACCOUNTING POLICIES)
176 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
177 us-gaap: Summary of Accounting Policies us-types:textBlockItemType duration us-gaap:SignificantAccountingPoliciesTextBlock
* Network: (6010 - Disclosure - FAIR VALUE MEASUREMENTS)
178 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
179 us-gaap: Fair Value Measurements us-types:textBlockItemType duration us-gaap:FairValueMeasurementInputsDisclosureTextBlock
* Network: (6020 - Disclosure - RISK MANAGEMENT AND HEDGING ACTIVITIES USING DERIVATIVES)
180 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
181 us-gaap: Risk Managment and Hedging Activities Using Derivatives us-types:textBlockItemType duration us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock
* Network: (6030 - Disclosure - OTHER COMPREHENSIVE INCOME (LOSS))
182 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
183 us-gaap: Other Comprehensive Income (Loss) us-types:textBlockItemType duration us-gaap:ComprehensiveIncomeNoteTextBlock
* Network: (6040 - Disclosure - CAPITAL STOCK)
184 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
185 us-gaap: Capital Stock us-types:textBlockItemType duration us-gaap:ScheduleOfStockByClassTextBlock
* Network: (6050 - Disclosure - CREDIT FACILITIES AND SHORT TERM NOTES PAYABLE)
186 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
187 us-gaap: Credit Facilities and Short-Term Notes Payable us-types:textBlockItemType duration us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock
* Network: (6060 - Disclosure - LONG TERM DEBT)
188 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
189 us-gaap: Long-term Debt us-types:textBlockItemType duration us-gaap:LongTermDebtTextBlock
* Network: (6070 - Disclosure - EMPLOYEE BENEFIT PLANS)
190 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
191 us-gaap: Employee Benefit Plans us-types:textBlockItemType duration us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock
* Network: (6080 - Disclosure - COMMITMENTS AND CONTINGENCIES)
192 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
193 us-gaap: Commitments and Contingencies us-types:textBlockItemType duration us-gaap:CommitmentsAndContingenciesDisclosureTextBlock
* Network: (6090 - Disclosure - PROPERTY, PLANT AND EQUIPMENT)
194 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
195 us-gaap: Property, Plant and Equipment us-types:textBlockItemType duration us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock
* Network: (6100 - Disclosure - SEGMENTS)
196 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
197 us-gaap: Segments us-types:textBlockItemType duration us-gaap:SegmentReportingDisclosureTextBlock
* Network: (6110 - Disclosure - UNCONSOLIDATED AFFILIATES)
198 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
199 us-gaap: Unconsolidated Affiliates us-types:textBlockItemType duration us-gaap:EquityMethodInvestmentsDisclosureTextBlock
* Network: (6120 - Disclosure - EARNINGS PER SHARE INFORMATION)
200 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
201 us-gaap: Earnings Per Share Information us-types:textBlockItemType duration us-gaap:EarningsPerShareTextBlock
* Network: (6130 - Disclosure - ONEOK PARTNERS)
202 oke: Notes to Financial Statements [Abstract] xbrli:stringItemType duration oke:NotesToFinancialStatementsAbstract
203 us-gaap: ONEOK Partners us-types:textBlockItemType duration us-gaap:RelatedPartyTransactionsDisclosureTextBlock
* Network: (995200 - Document - Document Information)
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206 dei: Amendment Flag xbrli:booleanItemType duration dei:AmendmentFlag
207 dei: Amendment Description xbrli:stringItemType duration dei:AmendmentDescription
208 dei: Document Period End Date xbrli:dateItemType duration dei:DocumentPeriodEndDate
* Network: (995400 - Document - Entity Information)
209 dei: Entity Information [Line Items] xbrli:stringItemType duration dei:EntityInformationLineItems
210 dei: Entity Registrant Name xbrli:normalizedStringItemType duration dei:EntityRegistrantName
211 dei: Entity Central Index Key us-types:centralIndexKeyItemType duration dei:EntityCentralIndexKey
212 dei: Current Fiscal Year End Date xbrli:gMonthDayItemType duration dei:CurrentFiscalYearEndDate
213 dei: Entity Well-known Seasoned Issuer us-types:yesNoItemType duration dei:EntityWellKnownSeasonedIssuer
214 dei: Entity Voluntary Filers us-types:yesNoItemType duration dei:EntityVoluntaryFilers
215 dei: Entity Current Reporting Status us-types:yesNoItemType duration dei:EntityCurrentReportingStatus
216 dei: Entity Filer Category us-types:filerCategoryItemType duration dei:EntityFilerCategory
217 dei: Entity Public Float xbrli:monetaryItemType instant credit dei:EntityPublicFloat
218 dei: Entity Common Stock, Shares Outstanding xbrli:sharesItemType instant dei:EntityCommonStockSharesOutstanding