2.2.0.25falsefalse0209 - Disclosure - Account receivabletruefalsefalse1falsefalseUSDfalsefalse1/1/2010 - 12/31/2010
USD ($)
USD ($) / shares
$Jan-01-2010_Dec-31-2010http://www.sec.gov/CIK0000917851duration2010-01-01T00:00:002010-12-31T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDEPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2true0us-gaap_AccountsReceivableNetAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse| 1falsefalsefalse00falsefalsefalsefalsefalse | Otherxbrli:stringItemTypestringNo definition available.falsefalse
3false0us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlockus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel| 1falsefalsefalse00<!--DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" -->
<!-- Begin Block Tagged Note 9 - us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock-->
<div style="margin-left: 0%">
<div style="margin-top: 12pt; font-size: 1pt"> 
</div>
<table width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent; text-align: left">
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<td>
<b><font style="font-family: Arial, Helvetica">9 </font></b>
</td>
<td>
<b><font style="font-family: Arial, Helvetica">Accounts
receivable</font></b>
</td>
</tr>
</table>
<div style="margin-top: 6pt; font-size: 1pt"> 
</div>
<div align="left" style="margin-left: 3%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent">
Accounts receivable from customers in the steel industry
represent 74.47% of receivables at December 31, 2010.
</div>
<div style="margin-top: 6pt; font-size: 1pt"> 
</div>
<div align="left" style="margin-left: 3%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent">
No single customer accounted for more than 10% of total revenues.
</div>
<div style="margin-top: 6pt; font-size: 1pt"> 
</div>
<div align="left" style="margin-left: 3%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent">
Additional allowances for doubtful accounts charged to the
statement of income as expenses in 2010 and 2009 totaled US$23
and US$48, respectively. We wrote-off US$37 in 2010 and US$8 in
2009.
</div>
<div style="margin-top: 6pt; font-size: 1pt"> 
</div>
<table border="0" width="100%" align="center" cellpadding="0" cellspacing="0" style="font-size: 8pt; font-family: Arial, Helvetica; color: #000000; background: transparent; text-align: left">
<!-- Table Width Row BEGIN -->
<tr style="font-size: 1pt" valign="bottom">
<td width="58%"> </td><!-- colindex=01 type=maindata -->
<td width="1%"> </td><!-- colindex=02 type=gutter -->
<td width="1%" align="right"> </td><!-- colindex=02 type=lead -->
<td width="17%" align="right"> </td><!-- colindex=02 type=body -->
<td width="1%" align="left"> </td><!-- colindex=02 type=hang1 -->
<td width="1%"> </td><!-- colindex=03 type=gutter -->
<td width="1%" align="right"> </td><!-- colindex=03 type=lead -->
<td width="17%" align="right"> </td><!-- colindex=03 type=body -->
<td width="1%" align="left"> </td><!-- colindex=03 type=hang1 -->
<td width="1%"> </td><!-- colindex=04 type=gutter -->
<td width="1%"> </td><!-- colindex=04 type=maindata -->
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<tr style="font-size: 8pt" valign="bottom" align="center">
<td nowrap="nowrap" align="right" valign="bottom">
 
</td>
<td>
 
</td>
<td colspan="9" align="right" valign="bottom">
<b>As of December 31,</b>
</td>
</tr>
<tr style="font-size: 8pt" valign="bottom" align="center">
<td nowrap="nowrap" align="right" valign="bottom">
 
</td>
<td>
 
</td>
<td colspan="2" nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
<b>2010</b>
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td colspan="2" nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
<b>2009</b>
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<!-- TableOutputBody -->
<tr valign="bottom" style="background: #cceeff">
<td nowrap="nowrap" align="left" valign="bottom">
<div style="text-indent: -8pt; margin-left: 8pt">
<b>Customers</b>
</div>
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<tr valign="bottom">
<td align="left" valign="bottom">
<div style="text-indent: -8pt; margin-left: 16pt">
Denominated in Brazilian Reais
</div>
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
1,227
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
885
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
<tr valign="bottom" style="background: #cceeff">
<td align="left" valign="bottom">
<div style="text-indent: -8pt; margin-left: 16pt">
Denominated in other currencies, mainly US dollars
</div>
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
7,102
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
2,362
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
<tr style="font-size: 1pt">
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<tr valign="bottom">
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
<b>8,329</b>
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
<b>3,247</b>
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
<tr valign="bottom" style="background: #cceeff">
<td align="left" valign="bottom">
<div style="text-indent: -8pt; margin-left: 8pt">
Allowance for doubtful accounts
</div>
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
(118
</td>
<td nowrap="nowrap" align="left" valign="bottom">
)
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
(127
</td>
<td nowrap="nowrap" align="left" valign="bottom">
)
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
<tr style="font-size: 1pt">
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<tr valign="bottom">
<td nowrap="nowrap" align="left" valign="bottom">
<div style="text-indent: -8pt; margin-left: 8pt">
<b>Total</b>
</div>
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
<b>8,211</b>
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
<b>3,120</b>
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
<tr style="font-size: 1pt">
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<tr style="font-size: 1pt">
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
<td style="border-top: 1px solid #000000">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom" style="border-top: 1px solid #000000">
 
</td>
</tr>
<tr valign="bottom" style="line-height: 6pt">
<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 nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td nowrap="nowrap" align="right" valign="bottom">
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
<td>
 
</td>
<td nowrap="nowrap" align="left" valign="bottom">
 
</td>
</tr>
</table>
<div align="left" style="margin-left: 0%; margin-right: 0%; text-indent: 0%; font-size: 10pt; font-family: Arial, Helvetica; color: #000000; background: transparent">
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