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Goodwill and Other Intangible Assets - Estimated Amortization Expense for Core Deposit and Customer Related Intangibles (Detail)
$ in Thousands
Dec. 31, 2021
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2022 $ 1,157
2023 845
2024 648
2025 469
2026 319
Thereafter 532
Total $ 3,970