2.4.0.8027 - Disclosure - Supplemental Cash Flow Disclosure (Tables)truefalsefalse1false falsefalseContext_6ME__30-Jun-2013http://www.sec.gov/CIK0000086264duration2013-01-01T00:00:002013-06-30T00:00:001true 1us-gaap_SupplementalCashFlowElementsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Supplemental Cash Flow Disclosure [Abstract]2false 2us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00<div align="right"> <table style="width: 100%; font-family: times new roman; font-size: 10pt;" cellspacing="0" cellpadding="0"> <tr> <td style="padding-bottom: 2px;" valign="bottom">  </td> <td style="padding-bottom: 2px;" valign="bottom"> </td> <td style="border-bottom: black 2px solid;" valign="bottom" colspan="6"> <div style="text-indent: 0pt; display: block; margin-left: 9pt; margin-right: 0pt;"> <div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;">Six Months Ended June 30,</div> </div> </td> <td style="text-align: left; padding-bottom: 2px;" valign="bottom" nowrap="nowrap"> </td> </tr> <tr> <td style="padding-bottom: 2px;" valign="bottom">  </td> <td style="padding-bottom: 2px;" valign="bottom"> </td> <td style="border-bottom: black 2px solid;" valign="bottom" colspan="2"> <div style="text-indent: 0pt; display: block; margin-left: 9pt; margin-right: 0pt;"> <div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;">2013</div> </div> </td> <td style="text-align: left; padding-bottom: 2px;" valign="bottom" nowrap="nowrap"> </td> <td style="padding-bottom: 2px;" valign="bottom"> </td> <td style="border-bottom: black 2px solid;" valign="bottom" colspan="2"> <div style="text-indent: 0pt; display: block; margin-left: 9pt; margin-right: 0pt;"> <div align="center" style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;">2012</div> </div> </td> <td style="text-align: left; padding-bottom: 2px;" valign="bottom" nowrap="nowrap"> </td> </tr> <tr> <td valign="bottom"> <div align="justify" style="text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;">(in thousands)</div> </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> </tr> <tr> <td valign="bottom">  </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> </tr> <tr> <td valign="bottom"> <div align="justify" style="text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;">Cash paid during the period for:</div> </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> <td valign="bottom"> </td> <td valign="bottom" colspan="2"> </td> <td style="text-align: left;" valign="bottom" nowrap="nowrap"> </td> </tr> <tr bgcolor="#cceeff"> <td valign="bottom" width="76%"> <div align="justify" style="text-indent: 18pt; display: block; margin-left: 18pt; margin-right: 0pt;">Interest payments</div> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%">$</td> <td style="text-align: right;" valign="bottom" width="9%">277</td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%">$</td> <td style="text-align: right;" valign="bottom" width="9%">384</td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> </tr> <tr bgcolor="white"> <td valign="bottom" width="76%">  </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> </tr> <tr bgcolor="#cceeff"> <td valign="bottom" width="76%"> <div align="justify" style="text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;">Non-cash transactions:</div> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> </tr> <tr bgcolor="white"> <td style="text-align: left; text-indent: 0pt; padding-left: 0pt; margin-left: 9pt; margin-right: 0pt;" valign="bottom" width="76%"> <div style="text-align: left; text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;">Increase in net asset retirement obligations</div> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%">$</td> <td style="text-align: right;" valign="bottom" width="9%">151</td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%">$</td> <td style="text-align: right;" valign="bottom" width="9%">10</td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> </tr> <tr bgcolor="#cceeff"> <td style="text-align: left; text-indent: 0pt; padding-left: 0pt; margin-left: 9pt; margin-right: 0pt;" valign="bottom" width="76%"> <div style="text-align: left; text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;"> </div> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td valign="bottom" width="1%"> </td> <td style="text-align: left;" valign="bottom" width="1%"> </td> <td style="text-align: right;" valign="bottom" width="9%"> </td> <td style="text-align: left;" valign="bottom" width="1%" nowrap="nowrap"> </td> </tr> <tr bgcolor="white"> <td style="text-align: left; padding-bottom: 4px; text-indent: 0pt; margin-left: 0pt; margin-right: 0pt;" valign="bottom" width="76%"> <div style="text-align: left; text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;"> <div style="text-align: left; text-indent: 0pt; display: block; margin-left: 18pt; margin-right: 0pt;">Increase (decrease) in accounts payable and accrued liabilities included in oil and gas properties</div> </div> </td> <td style="padding-bottom: 4px;" valign="bottom" width="1%"> </td> <td style="border-bottom: black 4px double; text-align: left;" valign="bottom" width="1%">$</td> <td style="border-bottom: black 4px double; text-align: right;" valign="bottom" width="9%">529</td> <td style="text-align: left; padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap"> </td> <td style="padding-bottom: 4px;" valign="bottom" width="1%"> </td> <td style="border-bottom: black 4px double; text-align: left;" valign="bottom" width="1%">$</td> <td style="border-bottom: black 4px double; text-align: right;" valign="bottom" width="9%">(993</td> <td style="text-align: left; padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap">)</td> </tr> </table> </div>falsefalsefalsenonnum:textBlockItemTypenaTabular disclosure of supplemental cash flow information for the periods presented.No definition available.false0Summary of supplemental cash flow disclosurefalseSupplemental Cash Flow Disclosure (Tables)UnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.cng.com/role/SupplementalCashFlowDisclosureTables12