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v3.20.1

Principal Accounting Policies - Summary of ASC606, Revenue from Contracts with Customers (Details) ¥ in Millions, $ in Millions | 12 Months Ended
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Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 CNY (¥)
Accounting Policies [Abstract] |  |  |
Sales taxes and related surcharges recorded as a reduction of revenues | ¥ 125.5 | $ 18.0 | ¥ 123.0
Revenues from advertising-for-advertising barter transactions | 7.4 | 1.1 | 4.7
Expenses from advertising-for-advertising barter transactions | ¥ 7.4 | $ 1.1 | ¥ 4.8

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- Definition The amount of expenses from advertising-for-advertising barter transactions which were recognized + References No definition available. + Details
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- Definition The amount of revenues from advertising-for-advertising barter transactions which were recognized. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- References No definition available. + Details
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- Definition The amount of excise and sales taxes included in sales and revenues, which are then deducted as a cost of sales. Includes excise taxes, which are applied to specific types of transactions or items (such as gasoline or alcohol); and sales, use and value added taxes, which are applied to a broad class of revenue-producing transactions involving a wide range of goods and services. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(1)) -URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227 + Details
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