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    <Log type="Info">'Monetary' elements on report '0608 - Disclosure - Income Taxes (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '0610 - Disclosure - Commitments and Contingencies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '0612 - Disclosure - Acquisitions (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 0110 - Statement - Condensed Consolidated Balance Sheets (Unaudited)</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jun. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 0111 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited)</Log>
    <Log type="Info">Process Flow-Through: 0120 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited)</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2011'</Log>
    <Log type="Info">Process Flow-Through: 0130 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</Log>
  </Logs>
  <InputFiles>
    <File>rate-20120630.xml</File>
    <File>rate-20120630.xsd</File>
    <File>rate-20120630_cal.xml</File>
    <File>rate-20120630_def.xml</File>
    <File>rate-20120630_lab.xml</File>
    <File>rate-20120630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
