v3.25.2
Cover - shares
6 Months Ended
Jun. 30, 2025
Aug. 07, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Transition Report false  
Entity File Number 001-40721  
Entity Registrant Name FINWISE BANCORP  
Entity Incorporation, State or Country Code UT  
Entity Tax Identification Number 83-0356689  
Entity Address, Address Line One 756 East Winchester, Suite 100  
Entity Address, City or Town Murray  
Entity Address, State or Province UT  
Entity Address, Postal Zip Code 84107  
City Area Code 801  
Local Phone Number 501-7200  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol FINW  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   13,519,230
Entity Central Index Key 0001856365  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Amendment Flag false