Corporate Income Tax Rate

No definition available.

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- Definition

Income Tax Holiday Expiration Year

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- Definition

Income tax preferential period for entities entitled to the preferential tax treatment according to PRC government authorities.

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No definition available.

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Represents the preferential tax rate applicable to entities entitled to the preferential tax treatment according to PRC government authorities.

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No definition available.

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- Definition

Income Taxes [Line Items]

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No definition available.

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- Definition

The maximum amount of Paid in Capital in connection with a specified national income tax rate in jurisdictions other than China.

+ References

No definition available.

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- Definition

The minimum amount of Paid in Capital in connection with a specified national income tax rate in jurisdictions other than China.

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No definition available.

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- Definition

Net Operating Loss Carryforward Period

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No definition available.

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- Definition

Net Operating Loss Carryforwards Begins To Expire

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No definition available.

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- Definition

The special withholding tax rate to which dividends paid by a foreign-invested enterprise onshore in China to any of its Hong Kong non-resident enterprise investors offshore are subject. These Hong Kong investors must meet the requirements stipulated by China's tax regulations.

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No definition available.

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- Definition

Represents the specified national income tax rate of in jurisdictions other than China.

+ References

No definition available.

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- Definition

Statutory Withholding Tax Rate For Capital Gains

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No definition available.

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- Definition

The statutory withholding tax rate to which dividends paid by a foreign-invested enterprise onshore China to any of its foreign non-resident enterprise investors offshore are subject.

+ References

No definition available.

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- Definition

The maximum number of years after each fiscal year during which tax authorities could conduct examinations of an entity's tax filings.

+ References

No definition available.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiaries and other recognized entities not within the country of domicile of the entity.

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-Name Accounting Standards Codification
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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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- Definition

Tax year that remains open to examination under enacted tax laws, in CCYY format.

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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- Definition

Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

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Income Taxes - Additional Information (Detail) ¥ in Thousands, $ in Thousands, ¥ in Millions	3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2015 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 CNY (¥)	Dec. 31, 2013 CNY (¥)	Dec. 31, 2015 CNY (¥)	Dec. 31, 2015 JPY (¥)
Income Taxes [Line Items]
Effective tax rate			14.44%	15.41%	15.01%
Unified statutory income tax rate under current EIT law			25.00%
Statutory withholding tax rate to which dividends paid by a FIE to any of its foreign non-resident enterprise investors are subject			10.00%
Special withholding tax rate to which dividends paid by a FIE to its foreign non-resident enterprise investors of certain jurisdictions are subject			5.00%
Statutory withholding tax rate for capital gains			10.00%
Operating loss carry forwards		$ 1,240,000	$ 1,240,000			¥ 8,050,000
Accrued withholding tax		91,500	91,500	¥ 594,336	¥ 580,720	592,719
Undistributed earnings no withholding tax has accrued		$ 10,830,000	$ 10,830,000			¥ 70,130,000
High And New Technology Enterprise
Income Taxes [Line Items]
A preferential enterprise income tax rate			15.00%
Preferential enterprise income tax rate, effective period			3 years
Key Software Enterprise
Income Taxes [Line Items]
A preferential enterprise income tax rate			10.00%
Preferential enterprise income tax rate, effective period			2 years
Baidu HK
Income Taxes [Line Items]
Income Tax Rate			16.50%
Baidu Japan
Income Taxes [Line Items]
Minimum paid-in capital required for a specified Japan national income tax rate							¥ 100
Maximum paid-in capital required for a specified Japan national income tax rate							¥ 100
Baidu Japan \| Minimum
Income Taxes [Line Items]
Effective tax rate			34.00%
Baidu Japan \| Maximum
Income Taxes [Line Items]
Effective tax rate			37.00%
Baidu Japan \| Up to March 31, 2015 for paid-in capital in excess of JPY100 million
Income Taxes [Line Items]
A specified Japan national income tax rate	25.50%
Baidu Japan \| From April 1, 2015 for paid-in capital in excess of JPY100 million
Income Taxes [Line Items]
A specified Japan national income tax rate		23.90%
Baidu Japan \| From April 1, 2015 on first JPY8 million for paid-in capital equals JPY100 million or less
Income Taxes [Line Items]
A specified Japan national income tax rate		15.00%
Baidu Japan \| From April 1, 2015 on the portion over JPY8 million for paid-in capital equals JPY100 million or less
Income Taxes [Line Items]
A specified Japan national income tax rate		23.90%
Baidu Online \| High And New Technology Enterprise
Income Taxes [Line Items]
A preferential enterprise income tax rate			15.00%
Baidu Online \| Key Software Enterprise
Income Taxes [Line Items]
A preferential enterprise income tax rate				10.00%
Certain PRC Subsidiaries and VIEs \| High And New Technology Enterprise
Income Taxes [Line Items]
A preferential enterprise income tax rate			15.00%
Certain PRC Subsidiaries and VIEs \| Expiration Period One \| High And New Technology Enterprise
Income Taxes [Line Items]
Tax holiday, expiration year			2016
Certain PRC Subsidiaries and VIEs \| Expiration Period Two \| High And New Technology Enterprise
Income Taxes [Line Items]
Tax holiday, expiration year			2017
Certain PRC Subsidiaries and VIEs \| Expiration Period Three \| High And New Technology Enterprise
Income Taxes [Line Items]
Tax holiday, expiration year			2018
PRC
Income Taxes [Line Items]
Net operating loss carryforward period			5 years
Net operating loss carryforwards begins to expire			2018
PRC \| Maximum
Income Taxes [Line Items]
Time period that tax authorities could conduct examinations of entity's tax filings			5 years
PRC \| Earliest Tax Year
Income Taxes [Line Items]
Tax years remain open to examination by respective taxing jurisdictions			2011
PRC \| Latest Tax Year
Income Taxes [Line Items]
Tax years remain open to examination by respective taxing jurisdictions			2015
Japan
Income Taxes [Line Items]
Net operating loss carryforward period			9 years
Net operating loss carryforwards begins to expire			2018