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Income Taxes - Differences Between Tax Basis of Assets and Liabilities (Detail) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Deferred tax assets: |  |
Allowance for credit losses | $ 76,221 | $ 81,251
Deferred compensation | 6,783 | 7,619
Stock compensation | 4,981 | 6,803
Non-accrual interest income | 1,798 | 1,463
Real estate owned | 674 | 79
Unrealized loss on Securities AFS | 79,847 | 82,613
Loan discounts | 3,323 | 5,119
Investments | 26,042 | 24,669
Accelerated depreciation on premises and equipment | 664 | 0
Other | 14,634 | 14,691
Gross deferred tax assets | 214,967 | 224,307
Deferred tax liabilities: |  |
Accelerated depreciation on premises and equipment | 0 | 1,477
Tax basis on acquisitions | 7,439 | 4,061
Core deposit intangibles | 8,997 | 11,021
FHLB dividends | 1,919 | 2,351
Other | 9,915 | 8,233
Gross deferred tax liabilities | 28,270 | 27,143
Net deferred tax assets | $ 186,697 | $ 197,164

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