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Additional Financial Information of Parent Company, Financial Statements Schedule I - Condensed Statements of Cash flows (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥)
Cash flows from operating activities: |  |  |  |
Net income (loss) attributable to Noah Holding Limited shareholders | ¥ 1,314,131 | $ 206,215 | ¥ (745,225) | ¥ 829,151
Adjustments to reconcile net income to net cash (used in) provided by operating activities: |  |  |  |
Share-based compensation expenses | 51,037 | 8,009 | 59,789 | 94,897
Income from equity in subsidiaries and VIEs | (301,979) | (47,387) | (100,257) | (115,809)
Income from equity in affiliates, net of dividends | (206,218) | (32,360) | (60,397) | (39,964)
Share-based settlement expense | 19,908 | 3,124 | 1,290,811 |
Changes in operating assets and liabilities: |  |  |  |
Amount due from related parties | 53,194 | 8,347 | 14,990 | 12,851
Other current assets | 57,135 | 8,966 | (96,832) | 69,992
Deferred tax assets | (119,606) | (18,769) | (67,330) | (62,364)
Contingent liabilities | (11,398) | (1,789) | 530,433 |
Other current liabilities | 191,420 | 30,038 | (361,210) | 16,356
Other non-current liabilities | 99,165 | 15,561 | (2,578) | (32,285)
Net cash provided by operating activities | 1,521,838 | 238,809 | 796,353 | 1,288,233
Cash flows from investing activities: |  |  |  |
Proceeds from sale of other long-term investments | 8,465 | 1,328 | 26,606 | 231,171
Net cash (used in) provided by investing activities | (2,572,094) | (403,619) | 352,584 | (182,012)
Cash flows from financing activities: |  |  |  |
Proceeds from issuance of ordinary shares upon exercise of stock options | 11,114 | 1,744 | 33,372 | 31,686
Payment for repurchase of ordinary shares | (372,376) | (58,434) | (281,610) |
Net cash provided by (used in) financing activities | (513,121) | (80,519) | (371,422) | 543,311
Effect of exchange rate changes | (46,714) | (7,330) | (148,745) | 37,811
Net increase in cash and cash equivalents | (1,610,091) | (252,659) | 628,770 | 1,687,343
Cash, cash equivalents and restricted cash-beginning of the year | 5,022,704 | 788,172 | 4,393,934 | 2,706,591
Cash, cash equivalents and restricted cash-end of the year | 3,412,613 | 535,513 | 5,022,704 | 4,393,934
Parent Company |  |  |  |
Cash flows from operating activities: |  |  |  |
Net income (loss) attributable to Noah Holding Limited shareholders | 1,314,131 | 206,215 | (745,225) | 829,151
Adjustments to reconcile net income to net cash (used in) provided by operating activities: |  |  |  |
Income from equity in subsidiaries and VIEs | (1,309,836) | (205,541) | (978,658) | (770,375)
Income from equity in affiliates, net of dividends | (28,606) | (4,489) | (58,913) | (36,103)
Share-based settlement expense | 19,908 | 3,124 | 1,290,811 |
Changes in operating assets and liabilities: |  |  |  |
Amounts due from subsidiaries and VIEs |  |  | 356,685 | 308,774
Amount due from related parties | 18 | 3 | (94) | 9,151
Amounts due to subsidiaries and VIEs | 28,584 | 4,485 | 56,937 |
Other current assets | 40,772 | 6,398 | (31,417) | (9,331)
Deferred tax assets |  |  | 1,226 | 786
Contingent liabilities | (11,398) | (1,789) | 530,433 |
Other current liabilities | 11,828 | 1,856 | (10,249) | 4,341
Other non-current liabilities | (2,276) | (357) | 908 | 756
Net cash provided by operating activities | 63,125 | 9,905 | 412,444 | 337,150
Cash flows from investing activities: |  |  |  |
Capital return from investments in subsidiaries and VIEs |  |  |  | 170,589
Increase in investments in subsidiaries and VIEs | (1,120,785) | (175,876) | (43,690) | (78,668)
Capital return from investments in affiliates |  |  | 101,114 |
Proceeds from sale of other long-term investments |  |  |  | 43,772
Net cash (used in) provided by investing activities | (1,120,785) | (175,876) | 57,424 | 135,693
Cash flows from financing activities: |  |  |  |
Proceeds from issuance of ordinary shares upon exercise of stock options | 11,114 | 1,744 | 33,372 | 31,688
Proceeds from advances from subsidiaries | 537,604 | 84,362 |  |
Repayment of advances from subsidiaries | (82,481) | (12,943) |  |
Payment for repurchase of ordinary shares | (372,376) | (58,434) | (281,610) |
Net cash provided by (used in) financing activities | 93,861 | 14,729 | (248,238) | 31,688
Effect of exchange rate changes | (171,897) | (26,974) | (111,190) | 43,253
Net increase in cash and cash equivalents | (1,135,696) | (178,216) | 110,440 | 547,784
Cash, cash equivalents and restricted cash-beginning of the year | 1,359,841 | 213,389 | 1,249,401 | 701,617
Cash, cash equivalents and restricted cash-end of the year | ¥ 224,145 | $ 35,173 | 1,359,841 | ¥ 1,249,401
Supplement disclosure of non-cash investing activities: |  |  |  |
Deconsolidation increase in investment |  |  | ¥ 109,700 |

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