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Goodwill and Other Acquisition-Related Intangible Assets (Summary of Intangible Assets) (Detail) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021 | Mar. 31, 2021
--- | --- | --- | ---
Intangibles with finite lives |  |  |
Accumulated amortization | $ (56,705) | $ (55,096) | $ (49,369)
Intangibles with indefinite lives |  |  |
Gross carrying amount | 83,404 | 83,403 | 83,404
Total net carrying amount | 26,699 | 28,307 | 34,035
Community banking |  |  |
Intangibles with indefinite lives |  |  |
Total net carrying amount | 21,763 | 22,939 | 26,907
Community banking | Trademark |  |  |
Intangibles with indefinite lives |  |  |
Carrying amount | 5,800 | 5,800 | 5,800
Core deposit intangibles | Community banking |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 55,206 | 55,206 | 55,206
Accumulated amortization | (39,243) | (38,067) | (34,099)
Net carrying amount | 15,963 | 17,139 | 21,107
Customer list intangibles | Specialty finance |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 1,968 | 1,967 | 1,968
Accumulated amortization | (1,738) | (1,721) | (1,665)
Net carrying amount | 230 | 246 | 303
Customer list and other intangibles | Wealth management |  |  |
Intangibles with finite lives |  |  |
Gross carrying amount | 20,430 | 20,430 | 20,430
Accumulated amortization | (15,724) | (15,308) | (13,605)
Net carrying amount | $ 4,706 | $ 5,122 | $ 6,825

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