2.0.0.10 false Segment and Related Information 0209 - Disclosure - Segment and Related Information true false false false 1 usd $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDEPS Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 2 Segment and Related Information [Abstract] 0 so_SegmentAndRelatedInformationAbstract so false na duration string Segment and Related Information. false false false false false true false false false false false false 1 false false false false 0 0 false false false Segment and Related Information. false 3 SEGMENT AND RELATED INFORMATION 1 us-gaap_SegmentReportingDisclosureTextBlock us-gaap true na duration string No definition available. false false false false false false false false false false false verboselabel false 1 false false false false 0 0   <div style="font-family: 'Times New Roman',Times,serif"> <div style="margin-top: 6pt"> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; text-align: left"> <tr valign="top" style="font-size: 10pt; color: #000000; background: transparent"> <td width="2%" style="background: transparent"> </td> <td width="2%" nowrap="nowrap" align="left">(I)</td> <td width="1%"> </td> <td>SEGMENT AND RELATED INFORMATION</td> </tr> </table> </div> <div style="margin-top: 6pt"> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; text-align: left"> <tr valign="top" style="font-size: 10pt; color: #000000; background: transparent"> <td width="2%" style="background: transparent"> </td> <td width="2%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td>Southern Company’s reportable business segments are the sale of electricity in the Southeast by the four traditional operating companies and Southern Power. Revenues from sales by Southern Power to the traditional operating companies were $102 million and $135 million for the three months ended March 31, 2010 and March 31, 2009, respectively. The “All Other” column includes parent Southern Company, which does not allocate operating expenses to business segments. Also, this category includes segments below the quantitative threshold for separate disclosure. These segments include investments in telecommunications, renewable energy projects, and leveraged lease projects. All other intersegment revenues are not material. Financial data for business segments and products and services are as follows:</td> </tr> </table> </div> <div align="right"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="95%">  <tr valign="bottom"> <td width="23%"> </td> <td width="4%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="4%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="4%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="4%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="5%">  </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="5%">  </td> <td width="1%"> </td> <td width="1%"> </td> <td width="1%"> </td> <td width="4%"> </td> <td width="2%"> </td> <td width="1%"> </td> <td width="2%"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="15" style="border-bottom: 1px solid #000000"><b>Electric Utilities</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Traditional</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Operating</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Southern</b></td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>All</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Companies</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Power</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Eliminations</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Total</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Other</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Eliminations</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3" style="border-bottom: 1px solid #ffffff"><b>Consolidated</b></td> </tr>   <tr style="font-size: 1px"> <td colspan="29" align="left" style="border-top: 1px solid #000000"> </td> </tr> <tr valign="bottom"> <td> </td> <td> </td> <td colspan="27" align="center"> <div style="margin-right:120px; text-indent:-0px"><i>(in millions)</i><br /> </div></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:0px; text-indent:-0px">Three Months Ended March 31, 2010: </div></td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Operating revenues </div></td> <td> </td> <td align="right">$</td> <td align="right">4,005</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">256</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(125</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">4,136</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">41</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(20</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">4,157</td> <td> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td nowrap="nowrap"> <div style="margin-left:30px; text-indent:-15px">Segment net income (loss) * </div></td> <td> </td> <td> </td> <td align="right">481</td> <td> </td> <td> </td> <td> </td> <td align="right">15</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">496</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right"> </td> <td align="right">(1</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">495</td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:0px; text-indent:-0px">Total assets at March 31, 2010 </div></td> <td> </td> <td align="right">$</td> <td align="right">49,047</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">3,088</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(99</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">52,036</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">1,073</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(529</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">52,580</td> <td> </td> </tr> <tr style="font-size: 1px"> <td colspan="29" align="left" style="border-top: 1px solid #000000"> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:0px; text-indent:-0px">Three Months Ended March 31, 2009: </div></td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Operating revenues </div></td> <td> </td> <td align="right">$</td> <td align="right">3,557</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">232</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(150</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">3,639</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">44</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(17</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">3,666</td> <td> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Segment net income (loss)* </div></td> <td> </td> <td> </td> <td align="right">302</td> <td> </td> <td> </td> <td> </td> <td align="right">28</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">330</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right"> </td> <td align="right">(205</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">1</td> <td> </td> <td> </td> <td> </td> <td align="right">126</td> <td> </td> </tr> <tr valign="bottom"> <td nowrap="nowrap"> <div style="margin-left:0px; text-indent:-0px">Total assets at December 31, 2009 </div></td> <td> </td> <td align="right">$</td> <td align="right">48,403</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">3,043</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(143</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">51,303</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">1,223</td> <td> </td> <td> </td> <td nowrap="nowrap" align="right">$</td> <td align="right">(480</td> <td nowrap="nowrap">)</td> <td> </td> <td align="right">$</td> <td align="right">52,046</td> <td> </td> </tr> <tr style="font-size: 1px"> <td colspan="29" align="left" style="border-top: 1px solid #000000"> </td> </tr>  </table> </div> <div style="margin-top: 3pt" align="right"> <table width="95%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; text-align: left"> <tr> <td width="3%"></td> <td width="1%"></td> <td width="96"></td> </tr> <tr valign="top"> <td nowrap="nowrap" align="left">*</td> <td> </td> <td>After dividends on preferred and preference stock of subsidiaries</td> </tr> </table> </div> <div style="margin-top: 6pt"> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; text-align: left"> <tr valign="top" style="font-size: 10pt; color: #000000; background: transparent"> <td width="2%" style="background: transparent"> </td> <td width="2%" nowrap="nowrap" align="left"><b> </b></td> <td width="1%"><b> </b></td> <td><b>Products and Services</b></td> </tr> </table> </div> <div align="right"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="95%">  <tr valign="bottom"> <td width="52%"> </td> <td width="5%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="5%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="5%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="5%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="3%"> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="15" style="border-bottom: 1px solid #000000"><b>Electric Utilities’ Revenues</b></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left">Period</td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Retail</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Wholesale</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Other</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="3"><b>Total</b></td> </tr>   <tr style="font-size: 1px"> <td colspan="17" align="left" style="border-top: 1px solid #000000"> </td> </tr> <tr valign="bottom"> <td> </td> <td> </td> <td colspan="15" align="center">(<i>in millions</i>)<br /></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Three Months Ended March 31, 2010 </div></td> <td> </td> <td align="right">$</td> <td align="right">3,459</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">542</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">135</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">4,136</td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Three Months Ended March 31, 2009 </div></td> <td> </td> <td align="right">$</td> <td align="right">3,065</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">451</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">123</td> <td> </td> <td> </td> <td align="right">$</td> <td align="right">3,639</td> <td> </td> </tr> <tr style="font-size: 1px"> <td colspan="17" align="left" style="border-top: 1px solid #000000"> </td> </tr>  </table> </div> </div>  <!-- Begin Block Tagged Note false false false This element may be used to capture the complete disclosure of reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10% or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 false false 1 2 false UnKnown UnKnown UnKnown false true