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Business Acquisitions (Details) - CNY (¥) ¥ in Thousands | 1 Months Ended | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2018 | Jul. 31, 2018 | Jun. 30, 2018 | Jun. 01, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | May 31, 2019 | Apr. 30, 2019 | Mar. 31, 2018 | Jul. 31, 2017 | Jun. 30, 2017 | Dec. 31, 2016
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  |  |  |  |  |  |  | 100.00% |  |  |  |
Cash consideration |  |  |  |  |  |  |  |  | ¥ 500 |  | ¥ 3,000 |
Share consideration value |  |  |  |  | ¥ 2,310,382 |  |  |  |  |  |  |
Acquisition step percentage |  |  |  |  |  |  |  |  |  | 30.00% |  |
business acquisition gain |  |  |  | ¥ 2,177 |  |  |  |  |  |  |  |
Other acquisitions, description |  |  |  |  | the Group also made several other business acquisitions. The total consideration of these business acquisitions was RMB 22,647, of which RMB 4,510 was cash consideration and RMB 18,137 was previously held equity interest. The cash and cash equivalents, intangible assets, goodwill and acquired noncontrolling interests from these business acquisitions were RMB3,608, RMB 562, RMB21,751 and RMB19,597, respectively. The purchase price allocations were determined by the Group with the assistance of an independent valuation appraiser. | The total consideration of these business acquisitions was RMB245,323, of which RMB219,323 was share consideration and RMB26,000 was cash consideration, among which RMB10,000 had been paid during the year ended December 31, 2018. The cash and cash equivalents, intangible assets, goodwill and noncontrolling interests acquired from these business acquisitions were RMB2,931, nil, RMB279,181 and RMB48,990, respectively. The purchase price allocations were determined by the Group with assistance of an independent valuation appraiser. |  |  |  |  |  |
Shenzhen Weido [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  |  | 95.00% |  |  |  |  |  |  |  | 5.00% |
Cash consideration | ¥ 62,779 |  | ¥ 3,200 |  |  | ¥ 62,779 |  |  |  |  |  |
Share consideration value | ¥ 4,350 |  | ¥ 95,147 |  |  |  |  |  |  |  |  |
Acquisition step percentage |  |  | 95.00% |  |  |  |  |  |  |  |  |
Fair value remeasurement percentage |  |  |  | 5.00% |  |  |  |  |  |  |  |
Daguan [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  | 51.00% |  |  |  |  |  |  | 10.00% |  |  |
Cash consideration |  | ¥ 700 |  |  |  |  |  |  |  |  |  |
Share consideration value |  | ¥ 27,807 |  |  |  |  |  |  |  |  |  |
Acquisition step percentage |  | 51.00% |  |  |  |  |  |  |  |  |  |
business acquisition gain |  | ¥ 5,093 |  |  |  |  |  |  |  |  |  |
Xiamen Aiaite [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  | 100.00% |  |  |  |  |  |  |  |  |  |
Share consideration value |  | ¥ 120,041 |  |  |  |  |  |  |  |  |  |
Wujie Space [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  |  |  |  |  |  |  |  |  |  |  | 8.19%
Cash consideration |  |  | ¥ 421,839 |  |  |  |  |  |  |  |  | ¥ 9,000
Acquisition step percentage |  | 93.51% | 93.51% |  |  |  |  |  |  |  |  | 6.49%
Fair value of premeasurement |  | ¥ 20,273 |  |  |  |  |  |  |  |  |  |
Dongyi Yuanda [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  | 51.00% |  |  |  |  |  |  |  |  |  |
Cash consideration |  | ¥ 68,534 |  |  |  |  |  |  |  |  |  |
Shengguang Zhongshuo [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage | 51.00% |  |  |  |  | 51.00% |  |  |  |  |  |
Melo, Inc. [Member] |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisitions (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage |  |  |  |  |  |  | 100.00% |  |  |  |  |
Cash consideration |  |  |  |  |  |  | ¥ 107,883 |  |  |  |  |

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