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2.2.0.25falsefalse0506 - Disclosure - Available-for-sale investments (Tables)truefalsefalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011 USD ($) USD ($) / shares $Jan-01-2011_Mar-31-2011http://www.sec.gov/CIK0000318154duration2011-01-01T00:00:002011-03-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2true0amgn_AvailableForSaleInvestmentsTablesAbstractamgnfalsenadurationAvailable-for-sale investments.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringAvailable-for-sale investments.falsefalseAvailable-for-sale investments (Tables) [Abstract]3false0amgn_FairValuesOfAvailableForSaleInvestmentsByTypeOfSecurityTextBlockamgnfalsenadurationFair values of available for sale investments by type of security.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1falsefalsefalse00  <div align="justify" style="font-size: 10pt; font-family: 'Times New Roman',Times,serif"> <div align="center"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="100%">  <tr valign="bottom"> <td width="53%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Gross</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Gross</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Estimated</b></td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Amortized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>unrealized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>unrealized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>fair</b></td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left" style="border-bottom: 1px solid #000000"><b>Type of security as of March 31, 2011</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>cost</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>gains</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>losses</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>value</b></td> <td></td> </tr>   <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">U.S. Treasury securities </div></td> <td> </td> <td align="left">$</td> <td align="right">3,573</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">7</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left">$</td> <td align="right">(23</td> <td nowrap="nowrap">)</td> <td> </td> <td align="left">$</td> <td align="right">3,557</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Other government related debt securities: </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> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Obligations of U.S. government agencies and FDIC guaranteed bank debt </div></td> <td> </td> <td> </td> <td align="right">1,660</td> <td> </td> <td> </td> <td> </td> <td align="right">13</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(2</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">1,671</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Foreign and other </div></td> <td> </td> <td> </td> <td align="right">796</td> <td> </td> <td> </td> <td> </td> <td align="right">14</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">810</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Corporate debt securities: </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> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Financial </div></td> <td> </td> <td> </td> <td align="right">2,957</td> <td> </td> <td> </td> <td> </td> <td align="right">55</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(11</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">3,001</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Industrial </div></td> <td> </td> <td> </td> <td align="right">3,131</td> <td> </td> <td> </td> <td> </td> <td align="right">72</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(6</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">3,197</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Other </div></td> <td> </td> <td> </td> <td align="right">352</td> <td> </td> <td> </td> <td> </td> <td align="right">10</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(1</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">361</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Mortgage and asset backed securities </div></td> <td> </td> <td> </td> <td align="right">1,498</td> <td> </td> <td> </td> <td> </td> <td align="right">4</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(7</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">1,495</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Money market mutual funds </div></td> <td> </td> <td> </td> <td align="right">1,075</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">1,075</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:45px; text-indent:-15px">Total debt securities </div></td> <td> </td> <td> </td> <td align="right">15,042</td> <td> </td> <td> </td> <td> </td> <td align="right">175</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(50</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">15,167</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Equity securities </div></td> <td> </td> <td> </td> <td align="right">52</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(4</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">48</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td align="left">$</td> <td align="right">15,094</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">175</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left">$</td> <td align="right">(54</td> <td nowrap="nowrap">)</td> <td> </td> <td align="left">$</td> <td align="right">15,215</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td></td> </tr>  </table> </div> <div align="center"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="100%">  <tr valign="bottom"> <td width="53%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Gross</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Gross</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Estimated</b></td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Amortized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>unrealized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>unrealized</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>fair</b></td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left" style="border-bottom: 1px solid #000000"><b>Type of security as of December 31, 2010</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>cost</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>gains</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>losses</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>value</b></td> <td></td> </tr>   <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">U.S. Treasury securities </div></td> <td> </td> <td align="left">$</td> <td align="right">5,044</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">50</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left">$</td> <td align="right">(14</td> <td nowrap="nowrap">)</td> <td> </td> <td align="left">$</td> <td align="right">5,080</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Other government related debt securities: </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> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Obligations of U.S. government agencies and FDIC guaranteed bank debt </div></td> <td> </td> <td> </td> <td align="right">2,158</td> <td> </td> <td> </td> <td> </td> <td align="right">51</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(1</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">2,208</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Foreign and other </div></td> <td> </td> <td> </td> <td align="right">837</td> <td> </td> <td> </td> <td> </td> <td align="right">16</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(1</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">852</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Corporate debt securities: </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> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Financial </div></td> <td> </td> <td> </td> <td align="right">2,252</td> <td> </td> <td> </td> <td> </td> <td align="right">53</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(9</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">2,296</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Industrial </div></td> <td> </td> <td> </td> <td align="right">2,441</td> <td> </td> <td> </td> <td> </td> <td align="right">71</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(5</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">2,507</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Other </div></td> <td> </td> <td> </td> <td align="right">307</td> <td> </td> <td> </td> <td> </td> <td align="right">10</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(1</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">316</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Mortgage and asset backed securities </div></td> <td> </td> <td> </td> <td align="right">841</td> <td> </td> <td> </td> <td> </td> <td align="right">5</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(5</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">841</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Money market mutual funds </div></td> <td> </td> <td> </td> <td align="right">3,030</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">3,030</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Other short-term interest bearing securities </div></td> <td> </td> <td> </td> <td align="right">147</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">147</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:45px; text-indent:-15px">Total debt securities </div></td> <td> </td> <td> </td> <td align="right">17,057</td> <td> </td> <td> </td> <td> </td> <td align="right">256</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(36</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">17,277</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Equity securities </div></td> <td> </td> <td> </td> <td align="right">50</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(2</td> <td nowrap="nowrap">)</td> <td> </td> <td> </td> <td align="right">48</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td align="left">$</td> <td align="right">17,107</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">256</td> <td> </td> <td> </td> <td nowrap="nowrap" align="left">$</td> <td align="right">(38</td> <td nowrap="nowrap">)</td> <td> </td> <td align="left">$</td> <td align="right">17,325</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td></td> </tr>  </table> </div> </div>    <div align="center" style="font-size: 10pt; font-family: 'Times New Roman',Times,serif"> <div align="center"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="100%">  <tr> <td width="73%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td></td> </tr>  <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>   March 31,   </b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>December 31,</b></td> <td ></td> </tr>  <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left" style="border-bottom: 1px solid #000000"><b>Contractual maturity</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2011</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2010</b></td> <td></td> </tr>   <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Maturing in one year or less </div></td> <td> </td> <td align="left">$</td> <td align="right">1,713</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">4,118</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Maturing after one year through three years </div></td> <td> </td> <td> </td> <td align="right">7,049</td> <td> </td> <td> </td> <td> </td> <td align="right">6,736</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Maturing after three years through five years </div></td> <td> </td> <td> </td> <td align="right">5,367</td> <td> </td> <td> </td> <td> </td> <td align="right">5,812</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Maturing after five years </div></td> <td> </td> <td> </td> <td align="right">1,038</td> <td> </td> <td> </td> <td> </td> <td align="right">611</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:30px; text-indent:-15px">Total debt securities </div></td> <td> </td> <td> </td> <td align="right">15,167</td> <td> </td> <td> </td> <td> </td> <td align="right">17,277</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Equity securities </div></td> <td> </td> <td> </td> <td align="right">48</td> <td> </td> <td> </td> <td> </td> <td align="right">48</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td align="left">$</td> <td align="right">15,215</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">17,325</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td></td> </tr>  </table> </div> </div>    <div align="right" style="font-size: 10pt; font-family: 'Times New Roman',Times,serif"> <div align="center"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="100%">  <tr> <td width="73%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td width="1%"> </td> <td width="5%"> </td> <td width="1%"> </td> <td width="7%"> </td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>   March 31,   </b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>December 31,</b></td> <td></td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left" style="border-bottom: 1px solid #000000"><b>Classification in the Condensed Consolidated Balance Sheets</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2011</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2010</b></td> <td></td> </tr>   <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Cash and cash equivalents </div></td> <td> </td> <td align="left">$</td> <td align="right">1,266</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">3,287</td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Marketable securities </div></td> <td> </td> <td> </td> <td align="right">14,092</td> <td> </td> <td> </td> <td> </td> <td align="right">14,135</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Other assets — noncurrent </div></td> <td> </td> <td> </td> <td align="right">48</td> <td> </td> <td> </td> <td> </td> <td align="right">48</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td> </td> <td align="right">15,406</td> <td> </td> <td> </td> <td> </td> <td align="right">17,470</td> <td></td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Less cash </div></td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(191</td> <td nowrap="nowrap">)</td> <td> </td> <td nowrap="nowrap" align="left"> </td> <td align="right">(145</td> <td nowrap="nowrap">)</td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 1px solid #000000"> </td> <td></td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td align="left">$</td> <td align="right">15,215</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">17,325</td> <td></td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:15px; text-indent:-15px">  </div></td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td> </td> <td> </td> <td nowrap="nowrap" colspan="2" align="right" style="border-top: 3px double #000000"> </td> <td></td> </tr>  </table> </div> </div>  <!-- Begin Block Tagged NotefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringFair values of available-for-sale investments by classification in the consolidated balance sheets.No authoritative reference available.falsefalseFair values of available-for-sale investments by classification in the Consolidated Balance Sheets14Available-for-sale investments (Tables)UnKnownUnKnownUnKnownUnKnownfalsetrue