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Cost of Revenues - Schedule of Cost of Revenues (Detail) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 USD ($) | Sep. 30, 2014 CNY | Sep. 30, 2013 CNY | Dec. 31, 2013 USD ($) | Dec. 31, 2013 CNY | Dec. 31, 2012 CNY | Dec. 31, 2011 CNY
Income Statement [Abstract] |  |  |  |  |  |  |
Content related costs | $ 14,357 | 88,121 | 56,995 | $ 15,856 | 95,987 | 62,871 | 43,943
Depreciation and amortization | 3,770 | 23,143 | 18,813 | 4,367 | 26,439 | 21,978 | 18,739
Bandwidth and internet data center | 3,747 | 23,000 | 14,314 | 3,477 | 21,047 | 15,045 | 11,936
Value-added taxes, business taxes and surcharges | 20,251 | 124,299 | 74,296 | 17,966 | 108,763 | 78,346 | 55,947
Cost of revenues | $ 42,125 | 258,563 | 164,418 | $ 41,666 | 252,236 | 178,240 | 130,565

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- Definition The item represents thee fees that we pay to telecommunication carriers and other service providers for telecommunication services and for hosting our servers at their internet data centers, as well as fees we pay to our content delivery network service provider for the distribution of our content. + References No definition available. + Details
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 2 -Article 5 + Details
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- Definition Depreciation of property, plant and equipment directly related to services rendered by an entity during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Taxes and licenses incurred and are directly related to services rendered by an entity during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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