v3.25.1
Stock-Based Awards - Schedule of Veritex Green 2014 Plan - Options (Details) - Veritex (Green) 2014 Plan - Non-performance-based stock options exercised - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Shares Underlying Options    
Outstanding at beginning of period (in shares) 94,669,000 124,499,000
Exercised (in shares) (571,000)  
Outstanding at the end of period (in shares) 94,098,000 124,499,000
Options exercisable at end of period (in shares) 94,098,000 124,499,000
Weighted Exercise Price    
Outstanding at beginning of period (in dollars per share) $ 20.56 $ 22.00
Exercised (in dollars per share) 21.38  
Outstanding at the end of period (in dollars per share) 20.77 22.00
Options exercisable at end of period (in dollars per share) $ 20.77 $ 22.00
Weighted Average Contractual Term    
Outstanding (in years) 3 years 1 month 9 days 3 years 5 months 15 days
Exercisable (in years) 3 years 1 month 9 days 3 years 5 months 15 days
Aggregate Intrinsic Value    
Outstanding $ 524  
Exercisable $ 524