Stock-Based Awards - Schedule of Fair Value Options Exercised and Restricted Stock Units Vested (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Non-performance-based stock options exercised \| Veritex (Green) 2014 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-performance-based stock options exercised	$ 4	$ 0
RSUs \| 2022 Equity Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity instrument other than option, units vested	4,819	3,057
RSUs \| Veritex (Green) 2014 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity instrument other than option, units vested	111	326
PSUs \| 2022 Equity Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity instrument other than option, units vested	1,122	1,133
PSUs \| Veritex (Green) 2014 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity instrument other than option, units vested	$ 165	$ 149

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details