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Document and Entity Information Document - shares
9 Months Ended
Sep. 30, 2016
Oct. 28, 2016
Document Information [Line Items]    
Entity Registrant Name Artisan Partners Asset Management Inc.  
Entity Central Index Key 0001517302  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Sep. 30, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Class A Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   42,111,819
Class B Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   15,171,806
Class C Common Stock    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   17,119,064