The term of each of the entity's Exclusive technical consulting and service agreements.

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Under technology consulting and services agreements, the carrying value as of the balance sheet date of liabilities incurred and payable by VIEs and VIEs' subsidiaries to wholly owned foreign enterprise for technology support and consulting services received, which is eliminated on consolidation.

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No definition available.

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The business operation period represents that PRC regulations require any foreign entities that invest in the advertising services industry to have at least a two-year track record with a principal business in the advertising industry outside of China.

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No definition available.

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The automatic extension period for the entity's exclusive technical consulting and service agreements at their expiration.

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No definition available.

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- Definition

Maximum period for providing transition period.

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No definition available.

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Minimum period for providing transition period.

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No definition available.

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- Definition

Number of installment.

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No definition available.

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- Definition

Change in class of ordinary shares during the period.

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No definition available.

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Number 210

-Section 04

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Subparagraph (SX 210.4-08.(k)(1))

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-Publisher SEC

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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No definition available.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

+ Details

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- Definition

The cash inflow from the additional capital contribution to the entity.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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-Topic 230

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-Paragraph 14

-Subparagraph (a)

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Number of new stock issued during the period.

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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-Name Regulation S-X (SX)

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Number of shares that have been repurchased and retired during the period.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Organization - Additional Information (Detail)	0 Months Ended	12 Months Ended				1 Months Ended		12 Months Ended			0 Months Ended			12 Months Ended		12 Months Ended										12 Months Ended	0 Months Ended
Organization - Additional Information (Detail)	Nov. 04, 2013 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2014 CNY	Dec. 31, 2013 CNY	Dec. 31, 2012 CNY	Dec. 31, 2013 American Depositary Shares [Member] IPO [Member] USD ($)	Nov. 30, 2014 American Depositary Shares [Member] Follow-on offering [Member] USD ($)	Dec. 31, 2014 Class A Ordinary Shares [Member]	Dec. 31, 2013 Class A Ordinary Shares [Member]	Dec. 31, 2012 Class A Ordinary Shares [Member]	Dec. 31, 2014 Class A Ordinary Shares [Member] IPO [Member]	Dec. 31, 2014 Class B Ordinary Shares [Member]	Dec. 31, 2013 Class B Ordinary Shares [Member]	Dec. 31, 2014 Advertising Services [Member]	Dec. 31, 2014 Internet Content Provider Business [Member] Maximum [Member]	Dec. 31, 2014 VIE Structure Concentration Risk [Member] Net Revenue [Member]	Dec. 31, 2013 VIE Structure Concentration Risk [Member] Net Revenue [Member]	Dec. 31, 2012 VIE Structure Concentration Risk [Member] Net Revenue [Member]	Dec. 31, 2014 VIE Structure Concentration Risk [Member] Assets, Total [Member]	Dec. 31, 2013 VIE Structure Concentration Risk [Member] Assets, Total [Member]	Dec. 31, 2014 VIE Structure Concentration Risk [Member] Liabilities, Total [Member]	Dec. 31, 2013 VIE Structure Concentration Risk [Member] Liabilities, Total [Member]	Dec. 31, 2014 Consolidated VIEs [Member] USD ($)	Dec. 31, 2014 Consolidated VIEs [Member] CNY	Dec. 31, 2013 Consolidated VIEs [Member] CNY	Dec. 31, 2014 Exclusive technical consulting and service agreements [Member]	Nov. 04, 2013 Telstra Holdings Pty Ltd. [Member] USD ($)	Dec. 31, 2014 Telstra Holdings Pty Ltd. [Member]	Jun. 27, 2008 Telstra Holdings Pty Ltd. [Member]	Jun. 23, 2008 Telstra Holdings Pty Ltd. [Member]	Dec. 31, 2014 Telstra Holdings Pty Ltd. [Member] Maximum [Member]	Jun. 27, 2008 Selling Shareholders of Cheerbright, China Topside and Norstar [Member]	Nov. 04, 2013 West Crest Limited [Member] Installment
Summary of Investment Holdings [Line Items]
Percentage of the Company owned by Telstra																												55.90%	55.00%	100.00%	51.00%
Percentage of the Company owned by selling shareholders																																45.00%
Ordinary shares purchased																											2,828,147
Ordinary shares purchased, value																											$ 55,000,000
Ordinary shares repurchased and retired	3,856,564
Ordinary shares repurchased and retired, value	75,000,000			457,350,000
Number of installments to be paid in cash																																	2
Newly issued shares through offering						8,993,000	2,424,801				8,993,000
Proceeds from issuance of shares		97,344,000	603,980,000	863,200,000	0	142,590,000	97,344,000
Shares converted into Class A ordinary shares from Class B ordinary shares during the period								6,964,612	0	0
Ordinary shares outstanding								48,777,835	36,347,496			61,824,328	68,788,940
Term of agreement																										30 years
Extension option in agreement term																										10 years
Ownership percentage															50.00%
Minimum years track record in principal business														2 years
Minimum transition period														2 years
Maximum transition period														3 years
Concentration percentage																69.10%	100.00%	99.70%	37.40%	62.20%	15.60%	40.50%
Amounts due from PRC subsidiaries																							45,266,000	280,857,000	883,000
Inter-company balances between VIE and WFOE and Autohome HK																							$ 44,253,000	274,569,000	20,323,000