XML 116 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Document and Entity Information
 12 Months Ended
Dec. 31, 2019
shares
Document Information [Line Items]  
Document Type 20-F
Document Registration Statement false
Document Annual Report true
Document Period End Date Dec. 31, 2019
Document Transition Report false
Document Shell Company Report false
Entity File Number 001-34936
Entity Registrant Name Noah Holdings Ltd
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One Building 2, 1687 Changyang Road
Entity Address, City or Town Shanghai
Entity Address, Postal Zip Code 200090
Phone Fax Number Description 8035 9641
Entity Address, Country CN
Title of 12(b) Security American depositary shares, two of which represent
Trading Symbol NOAH
Security Exchange Name NYSE
Document Accounting Standard U.S. GAAP
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Large Accelerated Filer
Entity Emerging Growth Company false
Entity Shell Company false
Entity Central Index Key 0001499543
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2019
Amendment Flag false
Document Fiscal Period Focus FY
Business Contact  
Document Information [Line Items]  
Contact Personnel Name Qing Pan
Entity Address, Address Line One Building 2, 1687 Changyang Road
Entity Address, City or Town Shanghai
Entity Address, Postal Zip Code 200090
City Area Code 86
Local Phone Number 8035 9221
Entity Address, Country CN
Class A  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 22,484,657
Class B  
Document Information [Line Items]  
Entity Common Stock, Shares Outstanding 8,315,000