XML 117 R84.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Summary of Redeemable Noncontrolling Interest (Detail) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 USD ($) | Dec. 31, 2012 CNY | Dec. 31, 2011 CNY | Dec. 31, 2010 CNY
Redeemable Noncontrolling Interest [Line Items] |  |  |  |  |  |
Balance at December 31, 2011 | $ 150,235 |  | 935,978 |  |  |
Acquisition of Qiyi | 16,067 | [1] | 100,101 | [1] |  |
Equity issuance of subsidiaries | 4,172 | [2] | 25,989 | [2] |  |
Current losses | (8,957) |  | (55,804) |  |  |
Other comprehensive loss | (111) |  | (690) |  |  |
Share-based compensation | 893 |  | 5,566 |  |  |
Accretion impact | 3,554 |  | 22,143 |  | 0 | 0
Balance at December 31, 2012 | $ 165,853 |  | 1,033,283 |  | 935,978 |
[1] | Noncontrolling interests in Qiyi represent the preferred shares of Qiyi held by noncontrolling shareholders, which could be redeemed upon occurrence of certain events that are not solely within the control of Qiyi and are accounted for as redeemable noncontrolling interests.
[2] | On July 13, 2012, NTT DOCOMO, Inc. ("DCM") subscribed additional ordinary shares of B.D. Mobile Telecommunication Limited ("B.D. Mobile") with cash pursuant to the agreement entered into with Baidu Holdings in January 2011, representing 14.00% of the then outstanding ordinary shares. The newly issued ordinary shares could be redeemed upon occurrence of certain events that are not solely within the control of B.D. Mobile and are accounted for as redeemable noncontrolling interests.

X
- Definition Increase in redeemable noncontrolling interest balance because of a business combination that occurred during the period. + References No definition available. + Details
Name: | bidu_TemporaryEquityRedeemableNoncontrollingInterestIncreaseFromBusinessCombination
Namespace Prefix: | bidu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RedeemableNoncontrollingInterestLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of accretion of temporary equity to its redemption value during the period. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityAccretionToRedemptionValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Carrying amount, attributable to noncontrolling interests, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityCarryingAmountAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Adjustments to temporary equity resulting from foreign currency translation adjustments. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityForeignCurrencyTranslationAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The portion of net income or loss attributable to temporary equity interest. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityNetIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element may be used to disclose other activity associated with temporary equity that is not separately disclosed. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityOtherChanges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Value of new stock classified as temporary equity issued during the period. + References No definition available. + Details
Name: | us-gaap_TemporaryEquityStockIssuedDuringPeriodValueNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration