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Goodwill and Intangible Assets - Carrying Amounts (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Carrying amount of intangible assets |  |
Gross carrying amount | $ 110,866 | $ 110,866
Accumulated amortization | (58,154) | (52,192)
Net carrying amount | 52,712 | 58,674
Core deposit intangible |  |
Carrying amount of intangible assets |  |
Gross carrying amount | 91,566 | 91,566
Accumulated amortization | (54,087) | (50,095)
Net carrying amount | 37,479 | 41,471
Customer relationship intangible |  |
Carrying amount of intangible assets |  |
Gross carrying amount | 17,000 | 17,000
Accumulated amortization | (3,492) | (1,867)
Net carrying amount | 13,508 | 15,133
Internally developed technology |  |
Carrying amount of intangible assets |  |
Gross carrying amount | 2,300 | 2,300
Accumulated amortization | (575) | (230)
Net carrying amount | $ 1,725 | $ 2,070

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