XML 79 R50.htm IDEA: XBRL DOCUMENT
v3.22.1

Summary of Principal Accounting Policies - Allowance for Doubtful Accounts (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥)
Allowance for doubtful accounts |  |  |  |
Balance at beginning of the year | ¥ 0 |  |  |
Provisions | 112,959 | $ 17,726 | ¥ 8,083 | ¥ 130,723
Write off | 10,800 |  |  |
Balance at end of the year | 458 |  | 0 |
Amount Due From Related Party |  |  |  |
Allowance for doubtful accounts |  |  |  |
Balance at beginning of the year | 4,006 |  |  |
Provisions | 26,122 |  | 4,006 | 14,602
Write off |  |  |  | (14,602)
Balance at end of the year | 30,128 |  | 4,006 |
Accounts Receivable |  |  |  |
Allowance for doubtful accounts |  |  |  |
Provisions | 458 |  | 29 | 11,858
Write off |  |  | ¥ (29) | (11,858)
Balance at end of the year | 458 |  |  |
Loan Receivables From Factoring Business |  |  |  |
Allowance for doubtful accounts |  |  |  |
Provisions |  |  |  | 82,000
Write off |  |  |  | (82,000)
Other Financial Receivables |  |  |  |
Allowance for doubtful accounts |  |  |  |
Provisions | 4,000 |  |  | 16,912
Write off |  |  |  | (16,912)
Balance at end of the year | ¥ 4,000 |  |  |
Camsing Incident | Amount Due From Related Party |  |  |  |
Allowance for doubtful accounts |  |  |  |
Provisions |  |  |  | ¥ 12,800

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | noah_AllowanceForDoubtfulAccountsRollforward
Namespace Prefix: | noah_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of receivables that have been written off from both receivables and allowance reserve for credit loss. + References No definition available. + Details
Name: | noah_AllowanceForDoubtfulAccountsWriteOffs
Namespace Prefix: | noah_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
Name: | us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
Name: | us-gaap_ProvisionForDoubtfulAccounts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=noah_RelatedPartyReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=us-gaap_TradeAccountsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=noah_LoanReceivableFactoringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=noah_OtherFinancialReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=noah_CamsingIncidentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |