XML 88 R75.htm IDEA: XBRL DOCUMENT
v2.4.0.6

INCOME TAXES - Additional Information (Detail) | 12 Months Ended |  | 12 Months Ended | 48 Months Ended | 24 Months Ended | 36 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 24 Months Ended | 12 Months Ended | 36 Months Ended | 12 Months Ended | 24 Months Ended | 36 Months Ended | 3 Months Ended | 24 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2011 USD ($) | Dec. 31, 2011 CNY | Dec. 31, 2010 CNY | Dec. 31, 2011 Domestic Country | Dec. 31, 2011 Domestic Country Maximum | Dec. 31, 2011 Foreign Country | Dec. 31, 2011 Foreign Country Maximum | Dec. 31, 2011 Qualified HNTE After 2008 | Dec. 31, 2011 Qualified HNTE Granted With Tax Holiday Before 2008 and Verified as Qualified HNTE After 2008 | Dec. 31, 2007 Qualified Software Enterprise | Dec. 31, 2010 Qualified Software Enterprise | Dec. 31, 2007 Some Qualified Software Enterprise Before 2008 | Dec. 31, 2011 Transitional EIT Rate | Dec. 31, 2010 Transitional EIT Rate | Dec. 31, 2009 Transitional EIT Rate | Dec. 31, 2008 Transitional EIT Rate | Dec. 31, 2012 Transitional EIT Rate Forecast | Dec. 31, 2012 Baidu, Inc. Forecast | Jun. 30, 2011 Baidu Online USD ($) | Jun. 30, 2011 Baidu Online CNY | Dec. 31, 2011 Baidu Online | Dec. 31, 2009 Baidu Online | Dec. 31, 2010 Baidu Online Key Software Enterprise | Dec. 31, 2011 Baidu Times | Dec. 31, 2008 Baidu Times | Dec. 31, 2011 Baidu China | Dec. 31, 2010 Baidu China | Dec. 31, 2009 Baidu China | Dec. 31, 2008 Baidu China | Dec. 31, 2007 Baidu China | Dec. 31, 2010 Baidu China | Jun. 30, 2011 Baidu Netcom USD ($) | Jun. 30, 2011 Baidu Netcom CNY | Dec. 31, 2011 Baidu Netcom | Dec. 31, 2012 Baidu Netcom Forecast | Dec. 31, 2011 Baidu HK | Dec. 31, 2011 Baidu Japan CNY | Dec. 31, 2011 Baidu Japan JPY (¥)
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unified statutory income tax rate under current EIT law | 25.00% | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25.00% | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
A preferential enterprise income tax rate |  |  |  |  |  |  |  | 15.00% | 15.00% |  |  | 15.00% |  |  |  |  |  |  |  |  | 15.00% | 15.00% | 10.00% |  |  |  |  |  |  |  |  | 15.00% | 15.00% | 15.00% | 15.00% |  |  |
Number of years of tax rate reduction subsequent to years of tax exemption |  |  |  |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |
Number of years of tax exemption |  |  |  |  |  |  |  |  |  | 2 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 years |  |  |  |  | 2 years |  |  |  |  |  |  |  |
Applicable statutory enterprise income tax rates from tax reduction on transitional tax rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24.00% | 11.00% | 10.00% | 9.00% |  |  |  |  |  |  |  |  |
Reduction rate on applicable enterprise income tax rates |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |
Transitional enterprise income tax rates |  |  |  |  |  |  |  |  |  |  |  |  | 24.00% | 22.00% | 20.00% | 18.00% |  |  |  |  |  |  |  |  |  | 24.00% |  |  |  |  |  |  |  |  |  |  |  |
Income tax deduction in connection with over-accrued (or over-paid) provisional tax |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 12,950,000 | 81,500,000 |  |  |  |  |  |  |  |  |  |  |  | $ 3,480,000 | 21,930,000 |  |  |  |  |
Statutory withholding tax rate to which dividends paid by a FIE to any of its foreign non-resident enterprise investors are subject under current EIT law | 10.00% | 10.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Special withholding tax rate to which dividends paid by a FIE to any of its foreign non-resident enterprise investors are subject under current EIT law |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.00% |  |
Minimum paid-in capital required for a specified Japan national income tax rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000
A specified Japan national income tax rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30.00% | 30.00%
Valuation allowances on the related net deferred tax assets | 40,503,000 | 254,919,000 | 179,959,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 226,450,000 |
Net Operating Loss Carryforwards | $ 116,640,000 | 734,100,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning expiration year of net operating loss |  |  |  | 2017 |  | 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Time period that tax authorities could conduct examinations of entity's tax filings |  |  |  |  | 5 years |  | 7 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax years remain open to examination by respective taxing jurisdictions |  |  |  | tax years 2007-2011 |  | tax years 2007-2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition The applicable statutory enterprise income tax rates from tax reduction on transitional tax rates. + References No definition available. + Details
Name: | bidu_ApplicableStatutoryEnterpriseIncomeTaxRatesFromTaxReductionOnTransitionalTaxRates
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | bidu_IncomeTaxesLineItems
Namespace Prefix: | bidu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum Paid in Capital Required for Specified National Income Tax Rate of Foreign Country + References No definition available. + Details
Name: | bidu_MinimumPaidInCapitalRequiredForSpecifiedNationalIncomeTaxRateOfForeignCountry
Namespace Prefix: | bidu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Operating loss carryforwards beginning expiration year. + References No definition available. + Details
Name: | bidu_OperatingLossCarryforwardsBeginningExpirationYear
Namespace Prefix: | bidu_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of years of enterprise income tax exemption. + References No definition available. + Details
Name: | bidu_PeriodForTaxExemption
Namespace Prefix: | bidu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of years of enterprise income tax rate reduction subsequent to years of tax exemption. + References No definition available. + Details
Name: | bidu_PeriodForTaxRateReductionSubsequentToTaxExemption
Namespace Prefix: | bidu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition A preferential enterprise income tax ("EIT") rate granted by relevant PRC tax authorities to qualified PRC resident enterprises. + References No definition available. + Details
Name: | bidu_PreferentialEnterpriseIncomeTaxRate
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The reduction rate on applicable enterprise income tax rates granted by relevant PRC tax authorities to qualified PRC resident enterprises. + References No definition available. + Details
Name: | bidu_ReductionRateOnApplicableEnterpriseIncomeTaxRates
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition A special withholding tax rate to which dividends paid by a FIE to any of its foreign non-resident enterprise investors are subject under the current EIT Law,provided that such foreign non-resident enterprise investor's jurisdiction of incorporation has signed a tax treaty or arrangement for the avoidance of double taxation and the prevention of fiscal evasion with respect to taxes on income with China."China" refers to the People's Republic of China, and solely for the purpose of this report, excluding Taiwan, Hong Kong and Macau. + References No definition available. + Details
Name: | bidu_SpecialWithholdingTaxRateToWhichDividendsPaidByFIEToAnyOfItsForeignNonResidentEnterpriseInvestorsAreSubjectUnderCurrentEITLaw
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition A specified Japan national income tax rate. + References No definition available. + Details
Name: | bidu_SpecifiedNationalIncomeTaxRateOfForeignCountry
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The statutory withholding tax rate to which dividends paid by a FIE to any of its foreign non-resident enterprise investors are subject under the current EIT Law, which were exempt under the previous EIT Law. + References No definition available. + Details
Name: | bidu_StatutoryWithholdingTaxRateToWhichDividendsPaidByFIEToAnyOfItsForeignNonResidentEnterpriseInvestorsAreSubjectUnderCurrentEITLaw
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tax years that remain subject to examination by major tax jurisdiction. + References No definition available. + Details
Name: | bidu_TaxYearsRemainSubjectToExaminationByMajorTaxJurisdiction
Namespace Prefix: | bidu_
Data Type: | us-types:durationStringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of years after each fiscal year during which tax authorities could conduct examinations of a entity tax filings of that fiscal year. + References No definition available. + Details
Name: | bidu_TimePeriodThatTaxAuthoritiesCouldConductExaminationsOfEntitysTaxFilings
Namespace Prefix: | bidu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The transitional enterprise income tax rates from 2008 to 2012 according to Guofa [2007] No. 39 + References No definition available. + Details
Name: | bidu_TransitionalEnterpriseIncomeTaxRates
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The statutory enterprise income tax ("EIT") rate applicable to all PRC resident enterprises, including Foreign Investment Enterprises ("FIE") and foreign enterprises established outside of PRC with "effective management and control" located in PRC, except for certain entities that enjoyed the tax holidays which are grandfathered by the current EIT Law or that are entitled to tax incentives under the current EIT Law, replacing the previous separate income tax laws for domestic enterprises and the FIEs. + References No definition available. + Details
Name: | bidu_UnifiedStatutoryEnterpriseIncomeTaxRateUnderCurrentEITLaw
Namespace Prefix: | bidu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 17 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 43-49 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to changes in the income tax rates under enacted tax laws in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6907571&loc=d3e32059-109318 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 27 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
Name: | us-gaap_IncomeTaxReconciliationChangeInEnactedTaxRate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 48 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
Name: | us-gaap_OperatingLossCarryforwards
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant