XML 11 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2021
Aug. 13, 2021
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2021  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q2  
Document Transition Report false  
Entity File Number 001-38656  
Entity Registrant Name Bank7 Corp.  
Entity Central Index Key 0001746129  
Entity Incorporation, State or Country Code OK  
Entity Tax Identification Number 20-0763496  
Entity Address, Address Line One 1039 N.W. 63rd Street  
Entity Address, City or Town Oklahoma City  
Entity Address, State or Province OK  
Entity Address, Postal Zip Code 73116-7361  
City Area Code 405  
Local Phone Number 810-8600  
Title of 12(b) Security Common Stock, $0.01 Par Value Per Share  
Trading Symbol BSVN  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   9,050,606