2.2.0.7 false Fair Value Measurement of Assets and Liabilities 0206 - Disclosure - Fair Value Measurement of Assets and Liabilities true false false false 1 USD false false 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 Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 $ 2 Fair Value Measurement of Assets and Liabilities [Abstract] 0 meli_FairValueMeasurementOfAssetsAndLiabilitiesAbstract meli false na duration Fair Value Measurement of Assets and Liabilities. false false false false false true false false false false false false 1 false false false false 0 0 false false false xbrli:stringItemType string Fair Value Measurement of Assets and Liabilities. false 3 Fair Value Measurement of Assets and Liabilities 1 us-gaap_FairValueDisclosuresTextBlock us-gaap true na duration 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; margin-left: 0in; "> <div style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"><b>6.</b></td> <td width="1%"> </td> <td> <div style="text-align: justify"><b>Fair Value Measurement of Assets and Liabilities</b> </div></td> </tr> </table> </div> <div style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td> <div style="text-align: justify">The following table summarizes the Company’s financial assets and liabilities measured at fair value on a recurring basis as of June 30, 2010 and December 31, 2009: </div></td> </tr> </table> </div> <div align="right"> <table style="font-size: 10pt; text-align: left" cellspacing="0" border="0" cellpadding="0" width="96%">  <tr valign="bottom"> <td width="44%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="9%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="9%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="9%"> </td> <td width="1%"> </td> <td width="3%"> </td> <td width="1%"> </td> <td width="9%"> </td> <td width="1%"> </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>Quoted Prices in</b></td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Quoted Prices in</b></td> <td> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Balances as of</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>active markets for</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>Balances as of</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>active markets for</b></td> <td> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>June 30,</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>identical Assets</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>December 31,</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2"><b>identical Assets</b></td> <td> </td> </tr> <tr style="font-size: 10pt" valign="bottom"> <td nowrap="nowrap" align="left" style="border-bottom: 1px solid #000000"><b>Description</b></td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2010</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>(Level 1)</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>2009</b></td> <td> </td> <td> </td> <td nowrap="nowrap" align="center" colspan="2" style="border-bottom: 1px solid #000000"><b>(Level 1)</b></td> <td> </td> </tr>   <tr> <td align="left" valign="top"> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:15px; text-indent:-15px">Assets </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:15px; text-indent:-15px">Cash and Cash Equivalents: </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:45px; text-indent:-15px">Money Market Funds </div></td> <td> </td> <td align="left">$</td> <td align="right">4,856,219</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">4,856,219</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">26,298,189</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">26,298,189</td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:30px; text-indent:-15px">Investments: </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:45px; text-indent:-15px">Asset backed securities </div></td> <td> </td> <td> </td> <td align="right">12,411,281</td> <td> </td> <td> </td> <td> </td> <td align="right">12,411,281</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:45px; text-indent:-15px">Sovereign Debt Securities </div></td> <td> </td> <td> </td> <td align="right">10,705,713</td> <td> </td> <td> </td> <td> </td> <td align="right">10,705,713</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> <td> </td> <td> </td> <td align="right">—</td> <td> </td> </tr> <tr valign="bottom" style="background: #cceeff"> <td> <div style="margin-left:45px; text-indent:-15px">Corporate Debt Securities </div></td> <td> </td> <td> </td> <td align="right">11,132,703</td> <td> </td> <td> </td> <td> </td> <td align="right">11,132,703</td> <td> </td> <td> </td> <td> </td> <td align="right">8,045,048</td> <td> </td> <td> </td> <td> </td> <td align="right">8,045,048</td> <td> </td> </tr> <tr style="font-size: 1px"> <td> <div style="margin-left:45px; 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> <td align="left" valign="top"> </td> </tr> <tr valign="bottom"> <td> <div style="margin-left:15px; text-indent:-15px">Total financial Assets </div></td> <td> </td> <td align="left">$</td> <td align="right">39,105,916</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">39,105,916</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">34,343,237</td> <td> </td> <td> </td> <td align="left">$</td> <td align="right">34,343,237</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 style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td> <div style="text-align: justify">The Company’s financial assets are valued using market prices on active markets (level 1). Level 1 instrument valuations are obtained from real-time quotes for transactions in active exchange markets involving identical assets. As of June 30, 2010 and December 31, 2009, the Company did not have any assets obtained from readily-available pricing sources for comparable instruments (level 2) or without observable market values that would require a high level of judgment to determine fair value (level 3). </div></td> </tr> </table> </div> <div style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td> <div style="text-align: justify">The unrealized net gains on short-term and long-term investments are reported as a component of accumulated other comprehensive income. The Company does not anticipate any significant realized losses associated with those investments in excess of the Company’s historical cost. </div></td> </tr> </table> </div> <div style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td> <div style="text-align: justify">As of June 30, 2010 and December 31, 2009, the Company has financial assets measured at fair value on a recurring basis for $39,105,916 and $34,343,237, respectively. </div></td> </tr> </table> </div> <div style="margin-top: 10pt"> <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="3%" nowrap="nowrap" align="left"> </td> <td width="1%"> </td> <td> <div style="text-align: justify">In addition, as of June 30, 2010, the Company had $34,030,307 of short-term and long-term investments, which consisted of time deposits considered held to maturity investments. As of December 31, 2009, the Company had $25,993,069 of short-term and long-term investments, which consisted of time deposits and corporate debt securities considered held to maturity securities. Those investments are accounted for at amortized cost which, as of June 30, 2010 and December 31, 2009, approximates their fair values. </div></td> </tr> </table> </div>   </div>  <div style="font-family: 'Times New Roman',Times,serif; margin-left: 0in; "> <div align="justify" style="font-size: 10pt; margin-top: 0pt"> <b> </b> <b> </b> </div> <div style="margin-top: 0pt"> <table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt"> <tr valign="top" style="font-size: 10pt; color: #000000; background: transparent"> <td width="3%" nowrap="nowrap" align="left"> <b> </b> </td> <td width="1%"></td> <td> <div style="text-align: justify"> <b> </b> </div> </td> </tr> </table> </div> <div align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%">As of June 30, 2010 and December 31, 2009, the carrying value of the Company’s cash and cash equivalents approximated their fair value which was held primarily in bank deposits. For the three- and six-month periods ended June 30, 2010 and 2009, the Company held no direct investments in auction rate securities, collateralized debt obligations, structured investment vehicles. </div> <div align="justify" style="font-size: 10pt; margin-top: 10pt; margin-left: 4%">As of June 30, 2010 and December 31, 2009, the Company does not have any non-financial assets or liabilities measured at fair value. </div> </div>  <!-- Begin Block Tagged Note false false false us-types:textBlockItemType textblock This item represents the complete disclosure regarding the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets, and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the Company is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risk is are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information. 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