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USD ($) / shares

USD ($)

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margin-bottom:0pt'&gt;&lt;font style="font-family:Times New Roman;font-size:10.5pt;font-weight:bold;margin-left:0px;"&gt;18.&amp;#160;&amp;#160;Supplemental Cash Flow Information&lt;/font&gt;&lt;/p&gt;&lt;p style='margin-top:0pt; margin-bottom:0pt'&gt;&amp;#160;&lt;/p&gt;&lt;p style='margin-top:0pt; margin-bottom:0pt'&gt;&lt;font style="font-family:Times New Roman;font-size:10.5pt;margin-left:0px;"&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;The following table presents amounts of cash paid for interest (net of amounts capitalized) and income taxes, as well as amounts related to non-cash investing &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10.5pt;"&gt;and financing&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10.5pt;"&gt; &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:10.5pt;"&gt;transactions.&lt;/font&gt;&lt;/p&gt;&lt;p style='margin-top: 0pt; margin-bottom: 0pt;'&gt;&lt;/p&gt;&lt;div&gt;&lt;table style="border-collapse:collapse;margin-top:20px;"&gt;&lt;tr style="height: 1px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 442px; text-align:left;border-color:#000000;min-width:442px;"&gt;&amp;#160;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 442px; text-align:left;border-color:#000000;min-width:442px;"&gt;&amp;#160;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td colspan="8"  style="width: 210px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:210px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;Years Ended December 31,&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td colspan="3"  style="width: 462px; text-align:left;border-color:#000000;min-width:462px;"&gt;&lt;font style="FONT-STYLE: italic;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;millions&lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td colspan="2"  style="width: 64px; 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text-align:left;border-color:#000000;min-width:462px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Cash paid:&lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 452px; text-align:left;border-color:#000000;min-width:452px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Interest&lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;672&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;724&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;762&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 452px; text-align:left;border-color:#000000;min-width:452px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Income taxes&lt;/font&gt;&lt;sup&gt;(1)&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;308&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;194&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;1,060&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td colspan="3"  style="width: 462px; text-align:left;border-color:#000000;min-width:462px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Non-cash investing activities: &lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 452px; 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text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 442px; text-align:left;border-color:#000000;min-width:442px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;non-cash exchange transactions&lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;37&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;280&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;108&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td colspan="3"  style="width: 462px; text-align:left;border-color:#000000;min-width:462px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Non-cash financing activities: &lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 18px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 452px; text-align:left;border-color:#000000;min-width:452px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Capital lease obligation&lt;/font&gt;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: right;"&gt;226&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;&amp;#8212;&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:center;border-color:#000000;min-width:10px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"&gt;&lt;font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 10.5pt;COLOR: #000000;"&gt;&amp;#8212;&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 1px"&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 442px; text-align:left;border-color:#000000;min-width:442px;"&gt;&amp;#160;&lt;sup&gt;&lt;/sup&gt;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 10px; text-align:left;border-color:#000000;min-width:10px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 54px; text-align:left;border-color:#000000;min-width:54px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;&lt;p style='margin-top: 0pt; margin-bottom: 0pt;'&gt;&lt;/p&gt;&lt;p style='margin-top:12pt; margin-bottom:0pt'&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;margin-left:0px;"&gt;_________________________________________________________&lt;/font&gt;&lt;/p&gt;&lt;p style='margin-top:0pt; margin-bottom:0pt'&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;margin-left:0px;"&gt;(1)&amp;#160;&amp;#160;&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;2008 i&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;ncludes $&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;378&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt; million &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;and $&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;567&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt; million related to &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;taxable gains on divestitures&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt; and &lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;federal income tax refunds&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;, respectively&lt;/font&gt;&lt;font style="font-family:Times New Roman;font-size:9.5pt;"&gt;.&lt;/font&gt;&lt;/p&gt;</NonNumbericText><NonNumericTextHeader>18.&amp;#160;&amp;#160;Supplemental Cash Flow Information&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;The following table presents amounts of cash paid for interest</NonNumericTextHeader><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios></Cell></Cells><OriginalInstanceReportColumns /><Unit>Other</Unit><ElementDataType>us-types:textBlockItemType</ElementDataType><SimpleDataType>string</SimpleDataType><ElementDefenition>Designated to encapsulate the entire footnote disclosure that provides information on the supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Statement of Financial Accounting Standard (FAS)
 -Number 95
 -Paragraph 32

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