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Commitments and Contingencies - Summary of Commitments to Extend Credit on CCBX Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Dec. 31, 2025
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CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | $ 2,538,632 | $ 2,049,212
Capital call lines | CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 590,962 | 519,135
Residential real estate loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 785,719 | 684,485
Residential real estate loans | CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 737,158 | 631,973
Consumer and other loans: |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 162,950 | 68,302
Consumer and other loans: | CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 1,192,148 | 874,245
CCBX sold receivable commitment | CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 6,153,420 | 4,170,246
Commercial and industrial loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | 122,821 | 90,281
Commercial and industrial loans | CCBX Loans |  |
Loss Contingencies [Line Items] |  |
Commitments to extend credit | $ 18,364 | $ 23,859

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