STATEMENT OF CHANGES IN EQUITY (USD $)
In Thousands, except Share data |
Total
|
Common Stock [Member]
|
Paid-in Capital [Member]
|
Retained Earnings [Member]
|
Owner's Net Investment [Member]
|
Accumulated Other Comprehensive Income (Loss) [Member]
|
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Equity, beginning balance at Dec. 31, 2011 | $ 1,158,355us-gaap_StockholdersEquity | $ 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
$ 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
$ 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
$ 1,158,355us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
$ 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Shares Issued, beginning balance at Dec. 31, 2011 | 0us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Net income | 96,509us-gaap_NetIncomeLoss | 0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
96,509us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Distributions to ONEOK | (100,067)ogs_DistributionstoONEOK | 0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
(100,067)ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Other comprehensive loss | 0us-gaap_OtherComprehensiveIncomeLossNetOfTax | |||||
Equity, ending balance at Dec. 31, 2012 | 1,154,797us-gaap_StockholdersEquity | 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
1,154,797us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Shares Issued, ending balance at Dec. 31, 2012 | 0us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Net income | 99,195us-gaap_NetIncomeLoss | 0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
99,195us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Distributions to ONEOK | (14,969)ogs_DistributionstoONEOK | 0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
(14,969)ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0ogs_DistributionstoONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Other comprehensive loss | 0us-gaap_OtherComprehensiveIncomeLossNetOfTax | |||||
Common stock issued, shares | 100us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Common stock issued, value | 0us-gaap_StockIssuedDuringPeriodValueNewIssues | 0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Equity, ending balance at Dec. 31, 2013 | 1,239,023us-gaap_StockholdersEquity | 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
1,239,023us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Shares Issued, ending balance at Dec. 31, 2013 | 100us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Net income | 109,790us-gaap_NetIncomeLoss | 0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
84,214us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
25,576us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Other comprehensive loss | (1,781)us-gaap_OtherComprehensiveIncomeLossNetOfTax | 0us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
0us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
(1,781)us-gaap_OtherComprehensiveIncomeLossNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Net transfers from ONEOK | 481,086ogs_NettransfersfromONEOK | 0ogs_NettransfersfromONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
0ogs_NettransfersfromONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0ogs_NettransfersfromONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
484,479ogs_NettransfersfromONEOK / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
(3,393)ogs_NettransfersfromONEOK / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Reclassification of Owner's investment to paid-in capital | 0ogs_ReclassificationofOwnersinvestmenttopaidincapital | 0ogs_ReclassificationofOwnersinvestmenttopaidincapital / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
1,749,078ogs_ReclassificationofOwnersinvestmenttopaidincapital / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0ogs_ReclassificationofOwnersinvestmenttopaidincapital / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
(1,749,078)ogs_ReclassificationofOwnersinvestmenttopaidincapital / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0ogs_ReclassificationofOwnersinvestmenttopaidincapital / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Net issuance of common stock at the separation, Shares | 51,941,136ogs_NetissuanceofcommonstockattheseparationShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Common stock issued, shares | 142,623us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
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Issuance of common stock at the separation, value | 0ogs_NetissuanceofcommonstockattheseparationValue | 520ogs_NetissuanceofcommonstockattheseparationValue / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
(520)ogs_NetissuanceofcommonstockattheseparationValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0ogs_NetissuanceofcommonstockattheseparationValue / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
0ogs_NetissuanceofcommonstockattheseparationValue / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0ogs_NetissuanceofcommonstockattheseparationValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Common stock issued, value | 9,615us-gaap_StockIssuedDuringPeriodValueNewIssues | 1us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
9,614us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
0us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Equity, ending balance at Dec. 31, 2014 | 1,794,037us-gaap_StockholdersEquity | 521us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
1,758,796us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
39,894us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
(5,174)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Common stock dividends - $0.84 per share at Dec. 31, 2014 | $ (43,696)us-gaap_DividendsCommonStock | $ 0us-gaap_DividendsCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
$ 624us-gaap_DividendsCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
$ (44,320)us-gaap_DividendsCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
$ 0us-gaap_DividendsCommonStock / us-gaap_StatementEquityComponentsAxis = ogs_OwnersNetInvestmentMember |
$ 0us-gaap_DividendsCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember |
Shares Issued, ending balance at Dec. 31, 2014 | 52,083,859us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |
X | ||||||||||
- Definition
Distributions to our former parent, ONEOK, during the periods presented. No definition available.
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X | ||||||||||
- Definition
Net issuance of common stock at the separation, in shares. On January 31, 2014, ONEOK distributed one share of ONE Gas’ common stock for every four shares of ONEOK common stock held by ONEOK shareholders of record as of the close of business on January 21, 2014, the record date of the distribution. At the close of business on January 31, 2014, ONE Gas became an independent, publicly traded company as a result of the distribution. No definition available.
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X | ||||||||||
- Definition
Net issuance of common stock at the separation, value. On January 31, 2014, ONEOK distributed one share of ONE Gas’ common stock for every four shares of ONEOK common stock held by ONEOK shareholders of record as of the close of business on January 21, 2014, the record date of the distribution. At the close of business on January 31, 2014, ONE Gas became an independent, publicly traded company as a result of the distribution. No definition available.
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X | ||||||||||
- Definition
This amount represents the net transfers from ONEOK upon separation. In accordance with the terms of the Separation and Distribution Agreement, ONEOK contributed the assets and liabilities of its natural gas distribution business to us. The contributions represented ONEOK assets and liabilities attributable to pension and other post-retirement employee benefits, general corporate assets and liabilities and related deferred taxes not included previously in the ONE Gas Predecessor balance sheet, but the costs for which were included in ONE Gas Predecessor’ Results of Operations. This also includes the contribution of the short-term note payable to and long-term line of credit with ONEOK previously included in ONE Gas Predecessor balance sheets. The assets and liabilities were recorded at historical cost as the reorganization was among entities under common control. No definition available.
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X | ||||||||||
- Definition
Reclassification of Owner's investment to paid-in capital upon separation. No definition available.
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X | ||||||||||
- Definition
Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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