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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2019
Accounting Policies [Abstract] |
Estimated Useful lives of Fixed Assets | Fixed assets are stated at cost less accumulated depreciation. Depreciation is recorded on a straight-line basis over the shorter of the estimated useful lives of the assets or the term of the related lease, as follows:
Office building |  | – 43 to 45 years
Office building related facility, machinery and equipment |  | – 15 years
Computer equipment |  | – 3 to 5 years
Office equipment |  | – 3 to 5 years
Vehicles |  | – 5 years
Leasehold improvements |  | – over the shorter of lease terms or estimated useful lives of the assets
Intangible Assets, Weighted Average Economic Lives from Date of Purchase | Intangible assets have weighted average useful lives from the date of purchase as follows:
Customer relationships |  | – 5 years
Software |  | – 5 years
Trademarks |  | – 10 years
User list |  | – 5 years
Licensed copyrights of video contents |  | – 3 years
Others |  | – 6 years
Summary of Revenues Disaggregated by Revenue Source |
|  | For the years ended |
|  | December 31, 2017 |  |  | December 31, 2018 |  |  | December 31, 2019 |  |  | December 31, 2019 |
|  | RMB |  |  | RMB |  |  | RMB |  |  | US$ |
|  | (In millions) |
Online marketing |  |  | 73,146 |  |  |  | 81,912 |  |  |  | 78,093 |  |  |  | 11,217 |
iQIYI membership service |  |  | 6,532 |  |  |  | 10,603 |  |  |  | 14,415 |  |  |  | 2,071 |
iQIYI content distribution |  |  | 1,192 |  |  |  | 2,163 |  |  |  | 2,544 |  |  |  | 365 |
Interest income earned from provision of financial services |  |  | 1,658 |  |  |  | 1,724 |  |  |  | — |  |  |  | — |
Others |  |  | 2,281 |  |  |  | 5,875 |  |  |  | 12,361 |  |  |  | 1,776 |
Other revenue |  |  | 11,663 |  |  |  | 20,365 |  |  |  | 29,320 |  |  |  | 4,212 |
Total revenue |  |  | 84,809 |  |  |  | 102,277 |  |  |  | 107,413 |  |  |  | 15,429 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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