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v3.23.1

Summary of Principal Accounting Policies - Additional Information (Details) ¥ in Thousands, $ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Apr. 30, 2018 | Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 30, 2022
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Consolidated assets |  | ¥ 11,798,135 |  | ¥ 10,889,789 |  | $ 1,710,568 |
Cash and cash equivalents |  | ¥ 4,403,915 |  | ¥ 3,404,603 | ¥ 5,005,211 | 638,508 |
Account receivable balance due |  | 1 year | 1 year | 1 year |  |  |
Deferred revenue recognized |  | ¥ 54,800 |  | ¥ 67,800 | 91,700 |  |
Revenue, Practical Expedient, Financing Component [true false] |  | true | true |  |  |  |
Government subsidies |  | ¥ 129,521 | $ 18,779 | 115,939 | 113,356 |  |
Foreign currency exchange rate, translation |  |  |  |  |  |  | 6.8972
Operating lease right-of-use assets, net |  | 168,192 |  | 223,652 |  | 24,386 |
Gain (Loss) on Sale of Loans and Leases |  | 0 |  |  |  |  |
Fair value gain |  | 105,856 |  |  |  |  |
Decrease in Noah's equity by acquiring equity interests from non-controlling interests for cash considerations |  |  |  | 178,800 |  |  |
Total revenues |  | ¥ 3,128,877 | $ 453,644 | ¥ 4,326,600 | 3,324,712 |  |
Mainland China |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
VAT rate one (as a percent) | 3.00% |  |  |  |  |  |
VAT rate two (as a percent) | 6.00% |  |  |  |  |  |
VAT rate three (as a percent) | 9.00% |  |  |  |  |  |
VAT rate four (as a percent) | 13.00% |  |  |  |  |  |
Primary VAT rate applicable to VIEs | 6.00% |  |  |  |  |  |
Investments Member | Product Concentration Risk | Net Revenue |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Concentration risk percentage |  | 11.10% | 11.10% | 11.40% |  |  |
Consolidated Fund |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Cash and cash equivalents |  | ¥ 11,455 |  | ¥ 24,806 |  |  |
Variable Interest Entity, Primary Beneficiary [Member] |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Consolidated assets |  | 3,587,320 |  | 3,332,970 |  | 520,113 |
Cash and cash equivalents |  | 1,566,729 |  | 1,181,479 |  | 227,154 |
Operating lease right-of-use assets, net |  | 13,598 |  | 15,031 |  | $ 1,972 |
Total revenues |  | 1,289,672 | $ 186,984 | 1,514,458 | 984,744 |  |
Operating cost and expenses |  | 586,993 | $ 85,106 | ¥ 867,215 | ¥ 524,913 |  |
Variable Interest Entity, Primary Beneficiary [Member] | Asset Pledged as Collateral [Member] |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Consolidated assets |  | ¥ 0 |  |  |  |  |
Variable Interest Entity, Primary Beneficiary [Member] | Credit Concentration Risk | Net Revenue |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Percentage of net revenue |  | 41.40% | 41.40% | 35.10% | 29.60% |  |
Variable Interest Entity, Primary Beneficiary [Member] | Credit Concentration Risk | Net Income (Loss) |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Percentage of net income |  | 66.40% | 66.40% | 36.20% | 47.20% |  |
Variable Interest Entity, Primary Beneficiary [Member] | Credit Concentration Risk | Total Assets |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Percentage of total assets |  | 30.40% | 30.40% | 30.60% |  |  |
Variable Interest Entity, Primary Beneficiary [Member] | Investments Member |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Assets, deconsolidation |  | ¥ 757,800 |  |  |  |  |
Liabilities, deconsolidation |  | 108,600 |  |  |  |  |
Non-controlling interests, deconsolidation |  | 649,200 |  |  |  |  |
Intragroup transactions |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Total revenues |  | 64,419 |  | ¥ 38,399 | ¥ 43,101 |  |
Operating cost and expenses |  | ¥ 264,376 |  | ¥ 186,962 | ¥ 141,702 |  |
Minimum |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Ownership percentage in affiliate to represent influence |  | 20.00% | 20.00% |  |  |  |

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