v3.26.1
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2026
Aug. 07, 2026
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Fiscal Period Focus Q2  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity Registrant Name GBANK FINANCIAL HOLDINGS INC.  
Central Index Key 0001791145  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Ex Transition Period false  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity File Number 001-42621  
Entity Tax Identification Number 82-3869786  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 9115 W. Russell Rd., Ste. 110  
Entity Address, City or Town Las Vegas  
Entity Address, State or Province NV  
Entity Address, Postal Zip Code 89148  
City Area Code 702  
Local Phone Number 851-4200  
Title of 12(b) Security Common Stock, $0.0001 par value  
Trading Symbol GBFH  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   14,516,457