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Goodwill and Other Intangible Assets | 12 Months Ended
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Dec. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Other Intangible Assets | Goodwill and Other Intangible Assets Goodwill and other intangible assets as of December 31, 2025 and 2024 are summarized as follows (in thousands):
| 2025 |  | 2024
Goodwill | $ | 624,069 |  |  | 624,069 |
Core deposit premiums | 149,066 |  |  | 184,238 |
Customer relationship and other intangibles | 7,972 |  |  | 9,819 |
Mortgage servicing rights | 1,045 |  |  | 1,104 |
Total goodwill and other intangible assets | $ | 782,152 |  |  | 819,230 |
Amortization expense of intangible assets for the years ended December 31, 2025, 2024 and 2023 is as follows (in thousands):
| 2025 |  | 2024 |  | 2023
Core deposit premiums | $ | 35,172 |  |  | 26,827 |  |  | 544 |
Customer relationship and other intangibles | 1,847 |  |  | 2,047 |  |  | 2,335 |
Mortgage servicing rights | 55 |  |  | 57 |  |  | 73 |
Total amortization expense of intangible assets | $ | 37,074 |  |  | 28,931 |  |  | 2,952 |
Scheduled amortization of core deposit premiums and customer relationship intangibles for each of the next five years is as follows (in thousands):
Year ended December 31, |  | Scheduled Amortization
2026 |  | $ | 33,283 |
2027 |  | 29,543 |
2028 |  | 25,817 |
2029 |  | 21,148 |
2030 |  | 17,009 |

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