v3.5.0.2
Document and Entity Information - shares
9 Months Ended
Jun. 30, 2016
Jul. 27, 2016
Document Information [Line Items]    
Entity Registrant Name META FINANCIAL GROUP INC  
Entity Central Index Key 0000907471  
Current Fiscal Year End Date --09-30  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2016  
Common Class A [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   8,524,142
Nonvoting Common Stock [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   0