v3.19.2
Cover Page - shares
9 Months Ended
Jun. 30, 2019
Aug. 02, 2019
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2019  
Document Transition Report false  
Entity File Number 0-22140  
Entity Registrant Name META FINANCIAL GROUP INC  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 42-1406262  
Entity Address, Address Line One 5501 South Broadband Lane  
Entity Address, City or Town Sioux Falls  
Entity Address, State or Province SD  
Entity Address, Postal Zip Code 57108  
City Area Code 605  
Local Phone Number 782-1767  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Title of 12(b) Security Common Stock, $.01 par value  
Trading Symbol CASH  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   37,879,833
Entity Central Index Key 0000907471  
Current Fiscal Year End Date --09-30  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Amendment Flag false