$OKE
ONEOK INC /NEW/ Stock $oke

$oke Overview Financials Valuation SEC Filings Company Website

2012 Q4 Form 10-Q Financial Statement

#000103968412000108 Filed on October 31, 2012

Income Statement

Concept	2012 Q4	2012 Q3	2011 Q3
Revenue	$2.916B	$2.548B	$3.529B
YoY Change	-28.37%	-27.81%	32.3%
Cost Of Revenue	$3.056B	$2.475B	$2.997B
YoY Change	-9.38%	-17.42%	34.69%
Gross Profit	$400.0M	$420.3M	$532.6M
YoY Change	-42.78%	-21.1%	20.31%
Gross Profit Margin	13.72%	16.49%	15.09%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$86.50M	$81.43M	$75.95M
YoY Change	10.76%	7.22%	-1.62%
% of Gross Profit	21.63%	19.38%	14.26%
Operating Expenses	$310.8M	$310.6M	$283.2M
YoY Change	-6.89%	9.68%	3.17%
Operating Profit	$89.17M	$242.9M	$249.3M
YoY Change	-75.59%	-2.58%	48.24%
Interest Expense	-$52.90M	$71.36M	$73.84M
YoY Change	52.45%	-3.35%	-277.93%
% of Operating Profit	-59.33%	29.38%	29.61%
Other Income/Expense, Net	$7.600M	$7.400M	-$12.30M
YoY Change	46.15%	-160.16%	-351.02%
Pretax Income	$254.2M	$207.6M	$195.2M
YoY Change	-24.23%	6.35%	32.15%
Income Tax	$58.40M	$42.58M	$34.03M
% Of Pretax Income	22.97%	20.52%	17.43%
Net Earnings	$111.5M	$65.22M	$60.32M
YoY Change	-3.01%	8.12%	9.08%
Net Earnings / Revenue	3.82%	2.56%	1.71%
Basic Earnings Per Share		$0.32	$0.29
Diluted Earnings Per Share	$533.0K	$0.31	$0.28
COMMON SHARES
Basic Shares Outstanding	204.6M shares	205.0M shares	206.6M shares
Diluted Shares Outstanding		210.0M shares	211.9M shares

Balance Sheet

Concept	2012 Q4	2012 Q3	2011 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$584.0M	$979.0M	$148.0M
YoY Change	784.85%	561.49%	196.0%
Cash & Equivalents	$577.0M	$978.8M	$149.6M
Short-Term Investments
Other Short-Term Assets	$119.9M	$220.1M	$364.0M
YoY Change	-35.22%	-39.52%	-3.19%
Inventory	$235.8M	$644.7M	$658.0M
Prepaid Expenses
Receivables	$1.349B	$985.0M	$1.141B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$2.809B	$2.956B	$2.312B
YoY Change	21.12%	27.86%	16.24%
LONG-TERM ASSETS
Property, Plant & Equipment	$7.265B	$9.490B	$8.019B
YoY Change	-13.97%	18.35%	12.33%
Goodwill	$433.5M
YoY Change	-27.95%
Intangibles
YoY Change
Long-Term Investments	$1.221B	$1.218B	$1.224B
YoY Change	-0.16%	-0.5%	2.55%
Other Assets	$151.5M	$701.5M	$599.0M
YoY Change	-78.23%	17.11%	2.74%
Total Long-Term Assets	$13.09B	$12.41B	$10.86B
YoY Change	14.96%	14.27%	9.24%
TOTAL ASSETS
Total Short-Term Assets	$2.809B	$2.956B	$2.312B
Total Long-Term Assets	$13.09B	$12.41B	$10.86B
Total Assets	$15.90B	$15.36B	$13.17B
YoY Change	16.0%	16.65%	10.4%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.078B	$1.154B	$1.242B
YoY Change	-19.64%	-7.11%	40.34%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$817.2M	$677.0M	$650.0M
YoY Change	-2.95%	4.15%	99.39%
Long-Term Debt Due	$10.65M	$11.14M	$365.0M
YoY Change	-97.08%	-96.95%	-43.23%
Total Short-Term Liabilities	$2.857B	$2.439B	$2.977B
YoY Change	-11.99%	-18.07%	14.63%
LONG-TERM LIABILITIES
Long-Term Debt	$6.514B	$6.517B	$4.532B
YoY Change	43.81%	43.81%	22.75%
Other Long-Term Liabilities	$321.3M	$692.2M	$593.0M
YoY Change	-52.37%	16.73%	-4.05%
Total Long-Term Liabilities	$6.835B	$7.210B	$5.125B
YoY Change	31.35%	40.68%	18.91%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.857B	$2.439B	$2.977B
Total Long-Term Liabilities	$6.835B	$7.210B	$5.125B
Total Liabilities	$9.692B	$9.649B	$10.99B
YoY Change	14.7%	-12.16%	15.45%
SHAREHOLDERS EQUITY
Retained Earnings	$2.059B	$2.015B
YoY Change	5.03%
Common Stock	$2.458M	$2.458M
YoY Change	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$1.040B	$1.048B
YoY Change	11.17%
Treasury Stock Shares	40.88M shares	41.21M shares
Shareholders Equity	$2.130B	$2.066B	$2.186B
YoY Change
Total Liabilities & Shareholders Equity	$15.90B	$15.36B	$13.17B
YoY Change	16.09%	16.65%	10.4%

Cashflow Statement

Concept	2012 Q4	2012 Q3	2011 Q3
OPERATING ACTIVITIES
Net Income	$111.5M	$65.22M	$60.32M
YoY Change	-3.01%	8.12%	9.08%
Depreciation, Depletion And Amortization	$86.50M	$81.43M	$75.95M
YoY Change	10.76%	7.22%	-1.62%
Cash From Operating Activities	$228.1M	$110.2M	$160.6M
YoY Change	-28.79%	-31.38%	-4.91%
INVESTING ACTIVITIES
Capital Expenditures	-$627.3M	$458.2M	$338.5M
YoY Change	32.4%	35.35%	-291.7%
Acquisitions
YoY Change
Other Investing Activities	$11.70M	-$1.900M	-$49.50M
YoY Change	-1270.0%	-96.16%	-111.62%
Cash From Investing Activities	-$615.6M	-$460.1M	-$388.0M
YoY Change	29.68%	18.58%	-255.64%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-7.600M	1.214B	-95.20M
YoY Change	-110.73%	-1375.0%	-79.79%
NET CHANGE
Cash From Operating Activities	228.1M	110.2M	160.6M
Cash From Investing Activities	-615.6M	-460.1M	-388.0M
Cash From Financing Activities	-7.600M	1.214B	-95.20M
Net Change In Cash	-395.1M	863.9M	-322.6M
YoY Change	372.61%	-367.79%	510.98%
FREE CASH FLOW
Cash From Operating Activities	$228.1M	$110.2M	$160.6M
Capital Expenditures	-$627.3M	$458.2M	$338.5M
Free Cash Flow	$855.4M	-$348.0M	-$177.9M
YoY Change	7.72%	95.58%	-151.5%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	762000	USD
CY2012Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	1153750000	USD
CY2011Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	1341718000	USD
CY2012Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2914496000	USD
CY2011Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2733601000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1197000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	987000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-72602000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax	-55367000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	169071000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	151741000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-206121000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-240476000	USD
CY2012Q3	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	3300000	USD
CY2011Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1417185000	USD
CY2012Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1337045000	USD
CY2012Q3	us-gaap	Assets Assets	15364307000	USD
CY2011Q4	us-gaap	Assets Assets	13696635000	USD
CY2011Q3	us-gaap	Assets Assets	13171124000	USD
CY2012Q3	us-gaap	Assets Current AssetsCurrent	2956030000	USD
CY2011Q4	us-gaap	Assets Current AssetsCurrent	2318812000	USD
CY2011Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	74136000	USD
CY2011Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	74136000	USD
CY2012Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	978825000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	65953000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	30341000	USD
CY2011Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	149612000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	904013000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	117373000	USD
CY2012Q3	us-gaap	Cash Flow Hedges Derivative Instruments At Fair Value Net CashFlowHedgesDerivativeInstrumentsAtFairValueNet	22800000	USD
CY2012Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	3300000	USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.33
CY2012Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.305
CY2011Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.28
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.80
CY2012Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.33
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.94
CY2012Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2012Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	600000000	shares
CY2012Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	245811180	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	245809848	shares
CY2011Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	206509960	shares
CY2012Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	204598717	shares
CY2012Q3	us-gaap	Common Stock Value CommonStockValue	2458000	USD
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	2458000	USD
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17014000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	214722000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30383000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	179822000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	275658000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	77561000	USD
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	85189000	USD
	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	230142000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	107944000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	409964000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	490380000	USD
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	102203000	USD
	us-gaap	Concentration Risk Benchmark Description ConcentrationRiskBenchmarkDescription	10 percent or more of our consolidated gross revenues
CY2012Q3	us-gaap	Cost Of Revenue CostOfRevenue	2474803000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	7226114000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	9053423000	USD
CY2011Q3	us-gaap	Cost Of Revenue CostOfRevenue	2996735000	USD
	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	201892000	USD
CY2012Q3	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	67851000	USD
	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	212928000	USD
CY2011Q3	us-gaap	Costs And Expenses Related Party CostsAndExpensesRelatedParty	76248000	USD
CY2012Q3	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	350000000	USD
	us-gaap	Debt Instrument Maturity Date DebtInstrumentMaturityDate	2012-04-01
CY2012Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	1539960000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	1446591000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	249429000	USD
CY2012Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	81434000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	234103000	USD
CY2011Q3	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	75953000	USD
CY2011Q4	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	88900000	USD
CY2012Q3	us-gaap	Derivative Assets Current DerivativeAssetsCurrent	4700000	USD
CY2011Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	73300000	USD
CY2012Q3	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	8200000	USD
CY2011Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	1700000	USD
CY2012Q3	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	7600000	USD
CY2011Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	630847000	USD
CY2012Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	200665000	USD
CY2011Q4	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	40280000	USD
CY2012Q3	us-gaap	Derivative Instruments And Hedges DerivativeInstrumentsAndHedges	70324000	USD
CY2011Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	-637241000	USD
CY2012Q3	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	-144830000	USD
CY2012Q3	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
CY2011Q3	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
	us-gaap	Dilutive Securities DilutiveSecurities	0	USD
	us-gaap	Direct Operating Costs DirectOperatingCosts	684526000	USD
	us-gaap	Direct Operating Costs DirectOperatingCosts	652551000	USD
CY2012Q3	us-gaap	Direct Operating Costs DirectOperatingCosts	229205000	USD
CY2011Q3	us-gaap	Direct Operating Costs DirectOperatingCosts	207261000	USD
CY2012Q3	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	0	USD
	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	0	USD
CY2011Q3	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	0	USD
	us-gaap	Discontinued Operation Gain Loss On Disposal Of Discontinued Operation Net Of Tax DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax	13517000	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-647000	USD
CY2012Q1	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-468000	USD
CY2011Q3	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	275000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Accounts Notes And Loans Receivable Net DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet	47967000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Accounts Payable DisposalGroupIncludingDiscontinuedOperationAccountsPayable	11435000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Cash And Cash Equivalents DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents	8859000	USD
CY2012Q1	us-gaap	Disposal Group Including Discontinued Operation Costs Of Goods Sold DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold	25961000	USD
	us-gaap	Disposal Group Including Discontinued Operation Costs Of Goods Sold DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold	233942000	USD
CY2011Q3	us-gaap	Disposal Group Including Discontinued Operation Costs Of Goods Sold DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSold	64463000	USD
	us-gaap	Disposal Group Including Discontinued Operation Description And Timing Of Disposal DisposalGroupIncludingDiscontinuedOperationDescriptionAndTimingOfDisposal	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On February 1, 2012, we sold ONEOK Energy Marketing Company, our retail natural gas marketing business, to Constellation Energy Group, Inc. for $22.5 million plus working capital.</font></div></div>
	us-gaap	Disposal Group Including Discontinued Operation Gross Profit Loss DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss	7856000	USD
CY2012Q1	us-gaap	Disposal Group Including Discontinued Operation Gross Profit Loss DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss	1646000	USD
CY2011Q3	us-gaap	Disposal Group Including Discontinued Operation Gross Profit Loss DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss	1369000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Inventory DisposalGroupIncludingDiscontinuedOperationInventory	2101000	USD
CY2012Q1	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	408000	USD
CY2011Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	1797000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	5814000	USD
	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	1944000	USD
CY2012Q1	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	1230000	USD
CY2011Q3	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	-461000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Other Assets DisposalGroupIncludingDiscontinuedOperationOtherAssets	193000	USD
CY2011Q4	us-gaap	Disposal Group Including Discontinued Operation Other Liabilities DisposalGroupIncludingDiscontinuedOperationOtherLiabilities	751000	USD
	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	241798000	USD
CY2012Q1	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	27607000	USD
CY2011Q3	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	65832000	USD
	us-gaap	Dividends Cash DividendsCash	-194443000	USD
CY2011Q3	us-gaap	Dividends Cash DividendsCash	-57981000	USD
CY2012Q3	us-gaap	Dividends Cash DividendsCash	-67671000	USD
	us-gaap	Dividends Cash DividendsCash	-169337000	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.21
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.17
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7142000	USD
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.32
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.31
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.14
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.18
CY2011Q4	us-gaap	Energy Marketing Contract Liabilities Current EnergyMarketingContractLiabilitiesCurrent	137680000	USD
CY2012Q3	us-gaap	Energy Marketing Contract Liabilities Current EnergyMarketingContractLiabilitiesCurrent	25856000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	87151000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	92996000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	187777000	USD
CY2011Q3	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	65368000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	180787000	USD
CY2012Q3	us-gaap	Equity Method Investment Summarized Financial Information Net Income Loss EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss	55721000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	373038000	USD
CY2011Q3	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	124955000	USD
	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	369258000	USD
CY2012Q3	us-gaap	Equity Method Investment Summarized Financial Information Revenue EquityMethodInvestmentSummarizedFinancialInformationRevenue	125828000	USD
CY2012Q3	us-gaap	Equity Method Investments EquityMethodInvestments	1218282000	USD
CY2011Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1223398000	USD
CY2011Q3	us-gaap	Equity Method Investments EquityMethodInvestments	1224397000	USD
CY2012Q3	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	-2283000	USD
	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	-10147000	USD
	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	-8037000	USD
CY2011Q3	us-gaap	Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings	4437000	USD
CY2012Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liability Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilityGainLossIncludedInOtherComprehensiveIncomeLoss	-20295000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liability Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilityGainLossIncludedInOtherComprehensiveIncomeLoss	1160000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liability Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilityGainLossIncludedInOtherComprehensiveIncomeLoss	6384000	USD
CY2011Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liability Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilityGainLossIncludedInOtherComprehensiveIncomeLoss	9717000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-3636000	USD
CY2012Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	385000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	4739000	USD
CY2011Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	1284000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7068000	USD
CY2012Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	685000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	-1080000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	-545000	USD
CY2011Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	-3682000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-791000	USD
CY2012Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-420000	USD
CY2011Q3	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-69000	USD
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	603000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-791000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	603000	USD
CY2012Q3	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-420000	USD
CY2011Q3	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-69000	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2011Q3	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2012Q3	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	10255000	USD
CY2012Q3	us-gaap	Gross Profit GrossProfit	553972000	USD
	us-gaap	Gross Profit GrossProfit	1681334000	USD
	us-gaap	Gross Profit GrossProfit	1746521000	USD
CY2011Q3	us-gaap	Gross Profit GrossProfit	532624000	USD
	us-gaap	Incentive Distribution Policy Managing Member Or General Partner Description IncentiveDistributionPolicyManagingMemberOrGeneralPartnerDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Cash Distributions</font><font style="font-family:inherit;font-size:10pt;"> - We receive distributions from ONEOK Partners on our common and Class B units and our 2 percent general partner interest, which includes our incentive distribution rights.  Under ONEOK Partners’ partnership agreement, as amended, distributions are made to the partners with respect to each calendar quarter in an amount equal to 100 percent of available cash as defined in ONEOK Partners’ partnership agreement, as amended.  Available cash generally will be distributed 98 percent to limited partners and 2 percent to the general partner.  The general partner’s percentage interest in quarterly distributions is increased after certain specified target levels are met during the quarter.  Under the incentive distribution provisions, as set forth in ONEOK Partners’ partnership agreement, as amended, the general partner receives:</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:61px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:37px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">15 percent of amounts distributed in excess of $0.3025 per unit;</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:61px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:37px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">25 percent of amounts distributed in excess of $0.3575 per unit; and</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:61px;" rowspan="1" colspan="1"></td><td rowspan="1" colspan="1"></td></tr><tr><td style="vertical-align:top" rowspan="1" colspan="1"><div style="line-height:120%;font-size:10pt;padding-left:37px;"><font style="font-family:inherit;font-size:10pt;">•</font></div></td><td style="vertical-align:top;" rowspan="1" colspan="1"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">50 percent of amounts distributed in excess of $0.4675 per unit.</font></div></td></tr></table></div>
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	244374000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	65219000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	234798000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	60600000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	648025000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	195187000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	690211000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	207572000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	161159000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	164988000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	493773000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	533376000	USD
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.14
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.16
CY2012Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.32
CY2011Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.29
CY2012Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.31
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.13
CY2011Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.29
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.11
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	1219000	USD
CY2011Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-279000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	1219000	USD
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	14279000	USD
CY2011Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-279000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.07
CY2011Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.01
CY2011Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.01
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.07
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2012Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	92380000	USD
CY2011Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	32029000	USD
CY2012Q3	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	28591000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	93665000	USD
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42584000	USD
CY2011Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	34028000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	156835000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	154252000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-156483000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-401000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	94362000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-26975000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	171383000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	76565000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-350350000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-194631000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	29471000	USD
	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	12716000	USD
CY2011Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	5967000	USD
CY2012Q3	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	11328000	USD
CY2011Q3	us-gaap	Interest Expense InterestExpense	73841000	USD
	us-gaap	Interest Expense InterestExpense	228688000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	71364000	USD
	us-gaap	Interest Expense InterestExpense	218714000	USD
CY2011Q4	us-gaap	Inventory Net InventoryNet	549915000	USD
CY2012Q3	us-gaap	Inventory Net InventoryNet	644719000	USD
CY2012Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	99769000	USD
	us-gaap	Key Provisions Of Operating Or Partnership Agreement Description KeyProvisionsOfOperatingOrPartnershipAgreementDescription	Cash Distributions - We receive distributions from ONEOK Partners on our common and Class B units and our 2-percent general partner interest, which includes our incentive distribution rights. Under ONEOK Partners’ partnership agreement, as amended, distributions are made to the partners with respect to each calendar quarter in an amount equal to 100 percent of available cash as defined in ONEOK Partners’ partnership agreement, as amended. Available cash generally will be distributed 98 percent to limited partners and 2 percent to the general partner. The general partner’s percentage interest in quarterly distributions is increased after certain specified target levels are met during the quarter. Under the incentive distribution provisions, as set forth in ONEOK Partners’ partnership agreement, as amended, the general partner receives: 15 percent of amounts distributed in excess of $0.3025 per unit; 25 percent of amounts distributed in excess of $0.3575 per unit; and 50 percent of amounts distributed in excess of $0.4675 per unit.
CY2012Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	15364307000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	13696635000	USD
CY2011Q4	us-gaap	Liabilities Current LiabilitiesCurrent	3246175000	USD
CY2012Q3	us-gaap	Liabilities Current LiabilitiesCurrent	2439113000	USD
CY2011Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	12815000	USD
CY2012Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	0	USD
CY2011Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	12815000	USD
	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.434
CY2011	us-gaap	Limited Liability Company Llc Or Limited Partnership Lp Managing Member Or General Partner Ownership Interest LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest	0.428
CY2011Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	364391000	USD
CY2012Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	11140000	USD
CY2012Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	6517464000	USD
CY2011Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	4529551000	USD
CY2012Q3	us-gaap	Longterm Debt Weighted Average Interest Rate LongtermDebtWeightedAverageInterestRate	0.059
CY2012Q3	us-gaap	Minority Interest MinorityInterest	2109853000	USD
CY2011Q4	us-gaap	Minority Interest MinorityInterest	1561159000	USD
CY2011Q3	us-gaap	Minority Interest MinorityInterest	1496100000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	-237744000	USD
CY2011Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	-69704000	USD
CY2012Q3	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	-84156000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	-206260000	USD
	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	459680000	USD
CY2012Q3	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	0	USD
CY2011Q3	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	0	USD
	us-gaap	Minority Interest Increase From Stock Issuance MinorityInterestIncreaseFromStockIssuance	0	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1339738000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-15359000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-896887000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1198584000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	762859000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1029619000	USD
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	60321000	USD
	us-gaap	Net Income Loss NetIncomeLoss	245593000	USD
	us-gaap	Net Income Loss NetIncomeLoss	249077000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	65219000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	249399000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	298578000	USD
CY2011Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	100559000	USD
CY2012Q3	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	65219000	USD
CY2011Q3	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	60600000	USD
	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	244374000	USD
	us-gaap	Net Income Loss Attributable To Parent Diluted NetIncomeLossAttributableToParentDiluted	234798000	USD
	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Description NewAccountingPronouncementOrChangeInAccountingPrincipleDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Recently Issued Accounting Standards Update -</font><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;"> </font><font style="font-family:inherit;font-size:10pt;">In May 2011, the FASB issued ASU 2011-04, “Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and International Financial Reporting Standards (IFRS),” which provides a consistent definition of fair value and common requirements for measurement of and disclosure about fair value between GAAP and IFRS.  This new guidance changes some fair value measurement principles and disclosure requirements.  We adopted this guidance with our March 31, 2012, Quarterly Report, and the impact was not material.  See Note C for information on our fair value measurements.</font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">In June 2011, the FASB issued ASU 2011-05, “Presentation of Comprehensive Income,” which provides two options for presenting items of net income, other comprehensive income and total comprehensive income either by creating one continuous statement of comprehensive income or two separate consecutive statements, and requires certain other disclosures.  In December 2011, the FASB issued ASU 2011-12, “Deferral of the Effective Date for Amendments to the Presentation of Reclassifications of Items Out of Accumulated Other Comprehensive Income in Accounting Standards Update No. 2011-05,” which deferred certain presentation requirements in ASU 2011-05 for items reclassified out of accumulated other comprehensive income.  We adopted this guidance, except for the portions deferred by ASU 2011-12, with our March 31, 2012, Quarterly Report, and the impact was not material.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">In September 2011, the FASB issued ASU 2011-08, “Testing Goodwill for Impairment,” which permits an entity to first assess qualitative factors to determine whether it is more likely than not that the fair value of a reporting unit is less than its carrying amount.  Under the amendments in this update, an entity is not required to calculate the fair value of a reporting unit unless the entity determines that it is more likely than not that its fair value is less than its carrying amount.  An entity has the option to bypass the qualitative assessment for any reporting unit in any period and proceed directly to performing the first step of the two-step goodwill impairment test.  An entity may also resume performing the qualitative assessment in any subsequent period.  We adopted this guidance beginning with our July 1, 2012, goodwill impairment test, and it did not impact our financial position or results of operations.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">In July 2012, the FASB issued ASU 2012-02, “Testing Indefinite-lived Intangible Assets for Impairment,” which allows companies to perform a “qualitative” assessment to determine whether further impairment testing of indefinite-lived intangible assets is necessary.  Under the revised standard, an entity is not required to calculate the fair value of an indefinite-lived intangible asset and perform the quantitative impairment test unless the entity determines that it is more likely than not that the asset is impaired.  An entity has the option to bypass the qualitative assessment and perform the quantitative impairment test for any indefinite-lived intangible assets in any period.  We expect the impact of this guidance to be immaterial when we adopt it for our annual assessments beginning in 2013.</font></div></div>
CY2011Q3	us-gaap	Operating Expenses OperatingExpenses	283214000	USD
	us-gaap	Operating Expenses OperatingExpenses	886654000	USD
CY2012Q3	us-gaap	Operating Expenses OperatingExpenses	310639000	USD
	us-gaap	Operating Expenses OperatingExpenses	944210000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	802914000	USD
CY2012Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	242913000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	793889000	USD
CY2011Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	249341000	USD
CY2011Q4	us-gaap	Other Assets Current OtherAssetsCurrent	185143000	USD
CY2012Q3	us-gaap	Other Assets Current OtherAssetsCurrent	220135000	USD
CY2011Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	695965000	USD
CY2012Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	701491000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease	-17330000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease	-14017000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease	-4672000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Period Increase Decrease OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecrease	-5778000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax OtherComprehensiveIncomeDefinedBenefitPlansTax	8842000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax OtherComprehensiveIncomeDefinedBenefitPlansTax	10932000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax OtherComprehensiveIncomeDefinedBenefitPlansTax	3644000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax OtherComprehensiveIncomeDefinedBenefitPlansTax	2947000	USD
	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-17235000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-57044000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-58677000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-57275000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Period Increase Decrease OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease	-85028000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-34355000	USD
	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-32522000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-15814000	USD
	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-44675000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Net Of Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeNetOfTax	-20973000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	6143000	USD
	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	22127000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-30383000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-37842000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	10193000	USD
	us-gaap	Other Comprehensive Income Reclassification Adjustment On Derivatives Included In Net Income Tax OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax	12954000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-38004000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	4520000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	12244000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	14194000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	10487000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-2146000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	90000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-331000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	210000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-370000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-57000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	31000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-132000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	234000	USD
CY2012Q3	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	358253000	USD
CY2011Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	345383000	USD
CY2012Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	692211000	USD
CY2011Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	674586000	USD
CY2012Q3	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	919000	USD
CY2011Q3	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	13285000	USD
	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	13535000	USD
	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	3990000	USD
	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	11495000	USD
CY2012Q3	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	5049000	USD
	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1069000	USD
CY2011Q3	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	184000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-1260000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-1770000	USD
	us-gaap	Partners Capital Account Private Placement Of Units PartnersCapitalAccountPrivatePlacementOfUnits	460000000	USD
	us-gaap	Partners Capital Account Units Sale Of Units PartnersCapitalAccountUnitsSaleOfUnits	8000000	shares
	us-gaap	Partners Capital Account Units Sold In Private Placement PartnersCapitalAccountUnitsSoldInPrivatePlacement	8000000	shares
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-988000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	150000000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	300108000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	194443000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	169337000	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	237744000	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	206260000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	10986000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	15030000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	21284000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	51686000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	862310000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1238908000	USD
CY2012Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	458211000	USD
CY2011Q3	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	338538000	USD
	us-gaap	Proceeds From Divestiture Of Businesses And Interests In Affiliates ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates	32900000	USD
	us-gaap	Proceeds From Issuance Of Common Limited Partners Units ProceedsFromIssuanceOfCommonLimitedPartnersUnits	0	USD
	us-gaap	Proceeds From Issuance Of Common Limited Partners Units ProceedsFromIssuanceOfCommonLimitedPartnersUnits	459680000	USD
CY2012Q3	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	676747000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1295450000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1994693000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1918000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	951000	USD
	us-gaap	Proceeds From Short Term Debt Maturing In Three Months Or Less ProceedsFromShortTermDebtMaturingInThreeMonthsOrLess	-165235000	USD
	us-gaap	Proceeds From Short Term Debt Maturing In Three Months Or Less ProceedsFromShortTermDebtMaturingInThreeMonthsOrLess	93145000	USD
	us-gaap	Profit Loss ProfitLoss	494992000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	164988000	USD
	us-gaap	Profit Loss ProfitLoss	547655000	USD
CY2011Q3	us-gaap	Profit Loss ProfitLoss	160880000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	11177934000	USD
CY2012Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	12404878000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8444333000	USD
CY2012Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	9490382000	USD
	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	1625000	USD
CY2011Q3	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	759000	USD
	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	6126000	USD
CY2012Q3	us-gaap	Public Utilities Allowance For Funds Used During Construction Capitalized Cost Of Equity PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity	3302000	USD
CY2012Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	984724000	USD
CY2011Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	1339933000	USD
	us-gaap	Related Parties Amount In Cost Of Sales RelatedPartiesAmountInCostOfSales	37113000	USD
CY2011Q3	us-gaap	Related Parties Amount In Cost Of Sales RelatedPartiesAmountInCostOfSales	13942000	USD
	us-gaap	Related Parties Amount In Cost Of Sales RelatedPartiesAmountInCostOfSales	22875000	USD
CY2012Q3	us-gaap	Related Parties Amount In Cost Of Sales RelatedPartiesAmountInCostOfSales	7831000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	179017000	USD
CY2011Q3	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	62306000	USD
CY2012Q3	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	60020000	USD
	us-gaap	Related Party Transaction Expenses From Transactions With Related Party RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty	175815000	USD
CY2011Q3	us-gaap	Related Party Transaction Revenues From Transactions With Related Party RelatedPartyTransactionRevenuesFromTransactionsWithRelatedParty	111177000	USD
	us-gaap	Related Party Transaction Revenues From Transactions With Related Party RelatedPartyTransactionRevenuesFromTransactionsWithRelatedParty	247851000	USD
	us-gaap	Related Party Transaction Revenues From Transactions With Related Party RelatedPartyTransactionRevenuesFromTransactionsWithRelatedParty	306669000	USD
CY2012Q3	us-gaap	Related Party Transaction Revenues From Transactions With Related Party RelatedPartyTransactionRevenuesFromTransactionsWithRelatedParty	91096000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	724405000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	359251000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1960374000	USD
CY2012Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2015008000	USD
CY2012Q3	us-gaap	Revenues Revenues	3028775000	USD
	us-gaap	Revenues Revenues	8972635000	USD
	us-gaap	Revenues Revenues	10734757000	USD
CY2011Q3	us-gaap	Revenues Revenues	3529359000	USD
	us-gaap	Revenues From Transactions With Other Operating Segments Of Same Entity RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity	0	USD
	us-gaap	Revenues From Transactions With Other Operating Segments Of Same Entity RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity	0	USD
CY2012Q3	us-gaap	Revenues From Transactions With Other Operating Segments Of Same Entity RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity	0	USD
CY2011Q3	us-gaap	Revenues From Transactions With Other Operating Segments Of Same Entity RevenuesFromTransactionsWithOtherOperatingSegmentsOfSameEntity	0	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	8972635000	USD
	us-gaap	Sales Revenue Net SalesRevenueNet	10734757000	USD
CY2012Q3	us-gaap	Sales Revenue Net SalesRevenueNet	3028775000	USD
CY2011Q3	us-gaap	Sales Revenue Net SalesRevenueNet	3529359000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	39297000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	211198000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	215454000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	210440000	shares
	us-gaap	Share Based Compensation ShareBasedCompensation	35970000	USD
CY2011Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	841982000	USD
CY2011Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	211940000	shares
	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	10390000	USD
CY2012Q3	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	3838000	USD
CY2011Q3	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	9841000	USD
	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	26960000	USD
CY2010	us-gaap	Stock Repurchase Program Authorized Amount StockRepurchaseProgramAuthorizedAmount	750000000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	2238573000	USD
CY2012Q3	us-gaap	Stockholders Equity StockholdersEquity	2065706000	USD
CY2012Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4175559000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3799732000	USD
CY2011Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3682060000	USD
CY2011Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3697704000	USD
CY2012Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	4205988000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3920841000	USD
	us-gaap	Stockholders Equity Note Stock Split StockholdersEquityNoteStockSplit	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Stock Split</font><font style="font-family:inherit;font-size:10pt;"> - In June 2012, we completed our previously announced two-for-one split of our common stock. We have adjusted all share and per-share amounts contained herein to be presented on a post-split basis.</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div></div>
	us-gaap	Stockholders Equity Other StockholdersEquityOther	-2436000	USD
CY2011Q3	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
CY2012Q3	us-gaap	Stockholders Equity Other StockholdersEquityOther	9616000	USD
	us-gaap	Stockholders Equity Other StockholdersEquityOther	0	USD
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	39299888	shares
CY2012Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	41212463	shares
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	935323000	USD
CY2012Q3	us-gaap	Treasury Stock Value TreasuryStockValue	1048329000	USD
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CY2012Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	0	USD
CY2011Q3	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	-3000	USD
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CY2012Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	4955000	shares
CY2011Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	5334000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	5014000	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	4560000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	209960000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	206638000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	205005000	shares
CY2011Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	206606000	shares
CY2012Q3	oke	Accelerated Share Repurchases Date Settled AcceleratedShareRepurchasesDateSettled	2012-09-30
CY2012Q3	oke	Acceleratedsharerepurchasesadditionalyettobepurchased Acceleratedsharerepurchasesadditionalyettobepurchased	300000000	USD
CY2011Q4	oke	Acceleratedsharerepurchasesinitialpricepaid Acceleratedsharerepurchasesinitialpricepaid	300000000	USD
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CY2012Q2	oke	Acceleratedsharerepurchasespricepaid Acceleratedsharerepurchasespricepaid	150000000	USD
CY2012Q3	oke	Acceleratedsharerepurchasesshares Acceleratedsharerepurchasesshares	3400000	USD
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CY2012Q3	oke	Cash Flow Hedge Gain Loss To Be Reclassified After Next12 Months Net CashFlowHedgeGainLossToBeReclassifiedAfterNext12MonthsNet	1700000	USD
CY2012Q3	oke	Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net CashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	16200000	USD
CY2011Q3	oke	Change In Fair Value Of Related Hedged Firm Commitments For Transportation Contracts ChangeInFairValueOfRelatedHedgedFirmCommitmentsForTransportationContracts	3100000	USD
	oke	Change In Fair Value Of Related Hedged Firm Commitments For Transportation Contracts ChangeInFairValueOfRelatedHedgedFirmCommitmentsForTransportationContracts	100000	USD
CY2012Q3	oke	Change In Fair Value Of Related Hedged Firm Commitments For Transportation Contracts ChangeInFairValueOfRelatedHedgedFirmCommitmentsForTransportationContracts	200000	USD
	oke	Change In Fair Value Of Related Hedged Firm Commitments For Transportation Contracts ChangeInFairValueOfRelatedHedgedFirmCommitmentsForTransportationContracts	12500000	USD
CY2011Q4	oke	Commodity Exchanges And Imbalances CommodityExchangesAndImbalances	63452000	USD
CY2012Q3	oke	Commodity Exchanges And Imbalances CommodityExchangesAndImbalances	57303000	USD
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CY2012Q3	oke	Commodity Exchanges And Imbalances Liabilities Current CommodityExchangesAndImbalancesLiabilitiesCurrent	213367000	USD
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	oke	Depreciation Depletion And Amortization Including Discontinued Operations DepreciationDepletionAndAmortizationIncludingDiscontinuedOperations	249437000	USD
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	oke	Disposal Group Including Discontinued Operation Depreciation Depletion And Amortization DisposalGroupIncludingDiscontinuedOperationDepreciationDepletionAndAmortization	98000	USD
CY2011Q3	oke	Disposal Group Including Discontinued Operation Depreciation Depletion And Amortization DisposalGroupIncludingDiscontinuedOperationDepreciationDepletionAndAmortization	33000	USD
CY2012Q1	oke	Disposal Group Including Discontinued Operation Depreciation Depletion And Amortization DisposalGroupIncludingDiscontinuedOperationDepreciationDepletionAndAmortization	8000	USD
CY2011Q4	oke	Disposal Group Including Discontinued Operation Derivative Instruments And Hedges Assets DisposalGroupIncludingDiscontinuedOperationDerivativeInstrumentsAndHedgesAssets	15016000	USD
CY2011Q4	oke	Disposal Group Including Discontinued Operation Derivative Instruments And Hedges Liabilities DisposalGroupIncludingDiscontinuedOperationDerivativeInstrumentsAndHedgesLiabilities	629000	USD
CY2011Q3	oke	Disposal Group Including Discontinued Operation Miscellaneous Income Expense DisposalGroupIncludingDiscontinuedOperationMiscellaneousIncomeExpense	-93000	USD
CY2012Q1	oke	Disposal Group Including Discontinued Operation Miscellaneous Income Expense DisposalGroupIncludingDiscontinuedOperationMiscellaneousIncomeExpense	0	USD
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CY2011Q4	oke	Disposalgroupincludingdiscontinuedoperationintercompanypayables Disposalgroupincludingdiscontinuedoperationintercompanypayables	45700000	USD
CY2012Q3	oke	Distributions Paid To Us DistributionsPaidToUs	34557000	USD
	oke	Distributions Paid To Us DistributionsPaidToUs	118752000	USD
	oke	Distributions Paid To Us DistributionsPaidToUs	103309000	USD
CY2011Q3	oke	Distributions Paid To Us DistributionsPaidToUs	32257000	USD
	oke	Equity Method Investment Dividends Or Distributions Return Of Investment EquityMethodInvestmentDividendsOrDistributionsReturnOfInvestment	16158000	USD
	oke	Equity Method Investment Dividends Or Distributions Return Of Investment EquityMethodInvestmentDividendsOrDistributionsReturnOfInvestment	25756000	USD
	oke	Equity Method Investment Summarized Financial Information Operating Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses	173232000	USD
CY2011Q3	oke	Equity Method Investment Summarized Financial Information Operating Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses	55899000	USD
	oke	Equity Method Investment Summarized Financial Information Operating Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses	162123000	USD
CY2012Q3	oke	Equity Method Investment Summarized Financial Information Operating Expenses EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses	60937000	USD
CY2012Q3	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Unrecognized Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesUnrecognizedGainLossIncludedInEarnings	256000	USD
	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Unrecognized Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesUnrecognizedGainLossIncludedInEarnings	13642000	USD
	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Unrecognized Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesUnrecognizedGainLossIncludedInEarnings	56000	USD
CY2011Q3	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Unrecognized Gain Loss Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesUnrecognizedGainLossIncludedInEarnings	10886000	USD
CY2012Q3	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	11987000	USD
CY2012Q2	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	33495000	USD
CY2010Q4	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	19730000	USD
CY2011Q3	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	14402000	USD
CY2011Q4	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	17821000	USD
CY2011Q2	oke	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Assets And Liabilities Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsAndLiabilitiesValue	2646000	USD
	oke	Gains Associated With Change In Value Of Natural Gas Contracts Held Deferred In Other Current Assets GainsAssociatedWithChangeInValueOfNaturalGasContractsHeldDeferredInOtherCurrentAssets	11500000	USD
CY2012Q3	oke	Gains Associated With Change In Value Of Natural Gas Contracts Held Deferred In Other Current Assets GainsAssociatedWithChangeInValueOfNaturalGasContractsHeldDeferredInOtherCurrentAssets	2800000	USD
	oke	Gains Associated With Change In Value Of Natural Gas Contracts Held Deferred In Other Current Assets GainsAssociatedWithChangeInValueOfNaturalGasContractsHeldDeferredInOtherCurrentAssets	3800000	USD
CY2011Q3	oke	Gains Associated With Change In Value Of Natural Gas Contracts Held Deferred In Other Current Assets GainsAssociatedWithChangeInValueOfNaturalGasContractsHeldDeferredInOtherCurrentAssets	8400000	USD
	oke	Gains Related To Change In Fair Value Of Derivatives GainsRelatedToChangeInFairValueOfDerivatives	12900000	USD
	oke	Gains Related To Change In Fair Value Of Derivatives GainsRelatedToChangeInFairValueOfDerivatives	900000	USD
CY2012Q3	oke	Gains Related To Change In Fair Value Of Derivatives GainsRelatedToChangeInFairValueOfDerivatives	300000	USD
CY2011Q3	oke	Gains Related To Change In Fair Value Of Derivatives GainsRelatedToChangeInFairValueOfDerivatives	3300000	USD
	oke	General Taxes GeneralTaxes	81471000	USD
CY2012Q3	oke	General Taxes GeneralTaxes	23157000	USD
	oke	General Taxes GeneralTaxes	76893000	USD
CY2011Q3	oke	General Taxes GeneralTaxes	22134000	USD
CY2012Q3	oke	Goodwill And Intangible Assets GoodwillAndIntangibleAssets	998122000	USD
CY2011Q4	oke	Goodwill And Intangible Assets GoodwillAndIntangibleAssets	1014127000	USD
CY2011Q3	oke	Income Loss From Discontinued Operations Net Of Tax Not Including Portion Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxNotIncludingPortionAttributableToNoncontrollingInterest	-279000	USD
CY2012Q1	oke	Income Loss From Discontinued Operations Net Of Tax Not Including Portion Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxNotIncludingPortionAttributableToNoncontrollingInterest	762000	USD
	oke	Income Loss From Discontinued Operations Net Of Tax Not Including Portion Attributable To Noncontrolling Interest IncomeLossFromDiscontinuedOperationsNetOfTaxNotIncludingPortionAttributableToNoncontrollingInterest	1219000	USD
	oke	Increase Decrease In Commodity Exchanges And Imbalances Net IncreaseDecreaseInCommodityExchangesAndImbalancesNet	-63159000	USD
	oke	Increase Decrease In Commodity Exchanges And Imbalances Net IncreaseDecreaseInCommodityExchangesAndImbalancesNet	17310000	USD
	oke	Increase Decrease In Energy Marketing And Risk Management Assets And Liabilities IncreaseDecreaseInEnergyMarketingAndRiskManagementAssetsAndLiabilities	12705000	USD
	oke	Increase Decrease In Energy Marketing And Risk Management Assets And Liabilities IncreaseDecreaseInEnergyMarketingAndRiskManagementAssetsAndLiabilities	205008000	USD
	oke	Increase Decrease In Paid In Capital Due To Issuance Of Common Units IncreaseDecreaseInPaidInCapitalDueToIssuanceOfCommonUnits	-51100000	USD
	oke	Line Of Credit Facility Repayment LineOfCreditFacilityRepayment	295000000	USD
CY2012Q3	oke	Number Of Former Manufactured Gas Sites Where We Own Or Retain Legal Responsibility For Environmental Conditions NumberOfFormerManufacturedGasSitesWhereWeOwnOrRetainLegalResponsibilityForEnvironmentalConditions	12
CY2012Q3	oke	Number Of Sites Soil Remediation Is Completed Or Near Completion NumberOfSitesSoilRemediationIsCompletedOrNearCompletion	8
CY2012Q3	oke	Number Of Sites Where Regulatory Closure Has Been Achieved NumberOfSitesWhereRegulatoryClosureHasBeenAchieved	3
CY2012Q3	oke	Number Of Sites Where Soil Remediation Has Begun NumberOfSitesWhereSoilRemediationHasBegun	11
CY2012Q3	oke	Number Of Years Of Consideration For Epa Lowering Threshold Levels For Greenhouse Gas Emissions NumberOfYearsOfConsiderationForEpaLoweringThresholdLevelsForGreenhouseGasEmissions	5
CY2011Q3	oke	Operations And Maintenance OperationsAndMaintenance	185127000	USD
	oke	Operations And Maintenance OperationsAndMaintenance	575658000	USD
CY2012Q3	oke	Operations And Maintenance OperationsAndMaintenance	206048000	USD
	oke	Operations And Maintenance OperationsAndMaintenance	603055000	USD
	oke	Other Tax OtherTax	73000	USD
CY2011Q3	oke	Other Tax OtherTax	11000	USD
CY2012Q3	oke	Other Tax OtherTax	0	USD
	oke	Other Tax OtherTax	0	USD
	oke	Othernetoftax Othernetoftax	0	USD
	oke	Othernetoftax Othernetoftax	-115000	USD
CY2012Q3	oke	Othernetoftax Othernetoftax	0	USD
CY2011Q3	oke	Othernetoftax Othernetoftax	-18000	USD
	oke	Partners Capital Account Sale Of Units Dollars Per Unit PartnersCapitalAccountSaleOfUnitsDollarsPerUnit	59.27
CY2012Q3	oke	Percentageyieldofhighconsequencepipelineareas Percentageyieldofhighconsequencepipelineareas	0.30
CY2012Q3	oke	Premiums Recorded In Other Current Assets On Natural Gas Contracts Held PremiumsRecordedInOtherCurrentAssetsOnNaturalGasContractsHeld	12300000	USD
CY2011Q4	oke	Premiums Recorded In Other Current Assets On Natural Gas Contracts Held PremiumsRecordedInOtherCurrentAssetsOnNaturalGasContractsHeld	10000000	USD
	oke	Proceedsfromsaleofdiscontinuedoperationsnetofcashsold Proceedsfromsaleofdiscontinuedoperationsnetofcashsold	32946000	USD
	oke	Proceedsfromsaleofdiscontinuedoperationsnetofcashsold Proceedsfromsaleofdiscontinuedoperationsnetofcashsold	0	USD
CY2012Q3	oke	Total Deferred Credits And Other Liabilities TotalDeferredCreditsAndOtherLiabilities	2232171000	USD
CY2011Q4	oke	Total Deferred Credits And Other Liabilities TotalDeferredCreditsAndOtherLiabilities	2121177000	USD
CY2012Q3	oke	Total Investments And Other Assets TotalInvestmentsAndOtherAssets	2917895000	USD
CY2011Q4	oke	Total Investments And Other Assets TotalInvestmentsAndOtherAssets	2933490000	USD
CY2012Q3	oke	Unrealized Gain Loss On Cash Flow Hedges Pretax Accumulated Other Comprehensive Income Loss UnrealizedGainLossOnCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss	14500000	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
	dei	Document Period End Date DocumentPeriodEndDate	2012-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0001039684
CY2012Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	204613070	shares
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2011Q2	dei	Entity Public Float EntityPublicFloat	7300000000	USD
	dei	Entity Registrant Name EntityRegistrantName	ONEOK INC /NEW/
	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes

Files In Submission

Name	View Source	Status
0001039684-12-000108-index-headers.html	Edgar Link	pending
0001039684-12-000108-index.html	Edgar Link	pending
0001039684-12-000108.txt	Edgar Link	pending
0001039684-12-000108-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
oke-20120930.xml	Edgar Link	completed
oke-20120930.xsd	Edgar Link	pending
oke-20120930_cal.xml	Edgar Link	unprocessable
oke-20120930_def.xml	Edgar Link	unprocessable
oke-20120930_lab.xml	Edgar Link	unprocessable
oke-20120930_pre.xml	Edgar Link	unprocessable
oke-2012930x10q.htm	Edgar Link	pending
oke-ex311_2012930x10q.htm	Edgar Link	pending
oke-ex312_2012930x10q.htm	Edgar Link	pending
oke-ex321_2012930x10q.htm	Edgar Link	pending
oke-ex322_2012930x10q.htm	Edgar Link	pending
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R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$OKE
ONEOK INC /NEW/ Stock $oke

2012 Q4 Form 10-Q Financial Statement

#000103968412000108 Filed on October 31, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OKE ONEOK INC /NEW/ Stock $oke

2012 Q4 Form 10-Q Financial Statement

#000103968412000108 Filed on October 31, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OKE
ONEOK INC /NEW/ Stock $oke