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Segment Information - Revenue from External Customers by Geographic Areas (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 CNY (¥) | Dec. 31, 2017 CNY (¥)
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | ¥ 3,413,176 | $ 490,272 | ¥ 3,310,062 | ¥ 2,846,006
Mainland of China |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 2,467,351 |  | 2,555,982 | 2,300,534
Hong Kong |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 733,125 |  | 751,051 | 545,472
Overseas |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 212,700 |  | 3,029 |
Wealth Management Business |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 2,329,853 |  | 2,318,212 | 2,141,395
Wealth Management Business | Mainland of China |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 1,494,742 |  | 1,750,754 | 1,788,135
Wealth Management Business | Hong Kong |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 633,168 |  | 565,061 | 353,260
Wealth Management Business | Overseas |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 201,943 |  | 2,397 |
Asset Management Business |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 787,551 |  | 751,759 | 590,640
Asset Management Business | Mainland of China |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 676,837 |  | 565,137 | 398,428
Asset Management Business | Hong Kong |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 99,957 |  | 185,990 | 192,212
Asset Management Business | Overseas |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 10,757 |  | 632 |
Lending and Other Businesses |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | 295,772 |  | 240,091 | 113,971
Lending and Other Businesses | Mainland of China |  |  |  |
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] |  |  |  |
Revenues | ¥ 295,772 |  | ¥ 240,091 | ¥ 113,971

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- Definition Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items] + References No definition available. + Details
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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 + Details
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