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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Deferred tax assets: |  |  |
Allowance for credit losses | $ 28,535 | $ 29,208 | $ 44,859
Compensation and benefits |  | 1,154 | 6,894
Security gains | 1,472 | 1,565 | 2,113
Non-accrual interest income | 848 | 766 | 1,135
Partnership adjustments | 338 |  |
Net operating loss carryforwards | 5,685 | 6,480 | 5,472
Fair value adjustments on securities available-for-sale | 83,734 | 1,484 |
Lease accrual | 10,410 | 11,399 | 13,530
Other | 3,732 | 4,617 | 5,441
Gross deferred tax assets | 134,754 | 56,673 | 79,444
Deferred tax liabilities: |  |  |
Depreciation and amortization | (4,786) | (3,748) | (3,414)
Accretion on securities | (383) | (251) | (274)
Deferred fees and costs | (3,289) | (2,368) | (3,018)
Purchase accounting adjustments | (9,594) | (9,996) | (8,669)
Compensation and benefits | (47) |  |
Fair value adjustments on securities available-for-sale |  |  | (14,865)
Partnership adjustments |  | (127) | (555)
Lease - right of use assets | (9,391) | (10,342) | (12,438)
Other | (763) | (1,144) | (168)
Gross deferred tax liabilities | (28,253) | (27,976) | (43,401)
Net deferred tax assets | $ 106,501 | $ 28,697 | $ 36,043

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