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Document And Entity Information - shares
9 Months Ended
Jun. 30, 2016
Aug. 08, 2016
Common Class B [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding (in shares)   778,616
Common Class A [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding (in shares)   2,074,599
Entity Registrant Name HICKOK INC  
Entity Central Index Key 0000047307  
Trading Symbol hicka  
Current Fiscal Year End Date --09-30  
Entity Filer Category Smaller Reporting Company  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Well-known Seasoned Issuer No  
Document Type 10-Q  
Document Period End Date Jun. 30, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Amendment Flag false