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Loans and Allowance for Credit Losses - Summary of an Age Analysis of Past Due Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | $ 3,426,043 | $ 3,033,392
90 Days or More Past Due and Still Accruing | 45,264 | 46,524
Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount) | (7,211) | (7,300)
Loans receivable | 3,418,832 | 3,026,092
30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 58,427 | 64,705
90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 49,175 | 53,669
Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 107,602 | 118,374
Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 3,318,441 | 2,915,018
Construction, land and land development loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable |  |
90 Days or More Past Due and Still Accruing |  |
Construction, land and land development loans | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable |  |
Construction, land and land development loans | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable |  |
Construction, land and land development loans | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable |  |
Construction, land and land development loans | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable |  |
Real Estate Portfolio Segment | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans receivable | 212,467 | 225,391
Real Estate Portfolio Segment | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans receivable | 1,362,452 | 1,303,533
Consumer and other loans: |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Loans receivable | 14,173 | 1,628
Community Bank |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,904,304 | 1,837,154
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 273 | 46
Community Bank | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 876 | 7,145
Community Bank | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,149 | 7,191
Community Bank | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,903,155 | 1,829,963
Community Bank | Commercial and industrial loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 152,161 | 149,502
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | Commercial and industrial loans | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 271 | 0
Community Bank | Commercial and industrial loans | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Commercial and industrial loans | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 271 | 0
Community Bank | Commercial and industrial loans | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 151,890 | 149,502
Community Bank | Construction, land and land development loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 163,051 | 157,100
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | Construction, land and land development loans | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Construction, land and land development loans | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Construction, land and land development loans | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Construction, land and land development loans | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 163,051 | 157,100
Community Bank | Real Estate Portfolio Segment | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 212,467 | 225,391
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | Real Estate Portfolio Segment | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,362,452 | 1,303,533
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | Real Estate Portfolio Segment | 30-89 Days Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 44
Community Bank | Real Estate Portfolio Segment | 30-89 Days Past Due | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Real Estate Portfolio Segment | 90 Days or More Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 45 | 0
Community Bank | Real Estate Portfolio Segment | 90 Days or More Past Due | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 831 | 7,145
Community Bank | Real Estate Portfolio Segment | Total Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 45 | 44
Community Bank | Real Estate Portfolio Segment | Total Past Due | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 831 | 7,145
Community Bank | Real Estate Portfolio Segment | Current | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 212,422 | 225,347
Community Bank | Real Estate Portfolio Segment | Current | Commercial real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,361,621 | 1,296,388
Community Bank | Consumer and other loans: |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 14,173 | 1,628
90 Days or More Past Due and Still Accruing | 0 | 0
Community Bank | Consumer and other loans: | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 2 | 2
Community Bank | Consumer and other loans: | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
Community Bank | Consumer and other loans: | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 2 | 2
Community Bank | Consumer and other loans: | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 14,171 | 1,626
CCBX |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,521,739 | 1,196,238
90 Days or More Past Due and Still Accruing | 45,264 | 46,524
CCBX | 30-89 Days Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 58,154 | 64,659
CCBX | 90 Days or More Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 48,299 | 46,524
CCBX | Total Past Due |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 106,453 | 111,183
CCBX | Current |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,415,286 | 1,085,055
CCBX | Commercial and industrial loans | Capital call lines |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 103,924 | 87,494
90 Days or More Past Due and Still Accruing | 0 | 0
CCBX | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 36,494 | 54,298
90 Days or More Past Due and Still Accruing | 1,566 | 2,086
CCBX | Commercial and industrial loans | 30-89 Days Past Due | Capital call lines |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
CCBX | Commercial and industrial loans | 30-89 Days Past Due | CCBX Other Commercial and Industrial Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 2,496 | 3,433
CCBX | Commercial and industrial loans | 90 Days or More Past Due | Capital call lines |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
CCBX | Commercial and industrial loans | 90 Days or More Past Due | CCBX Other Commercial and Industrial Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 1,593 | 2,086
CCBX | Commercial and industrial loans | Total Past Due | Capital call lines |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 0 | 0
CCBX | Commercial and industrial loans | Total Past Due | CCBX Other Commercial and Industrial Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 4,089 | 5,519
CCBX | Commercial and industrial loans | Current | Capital call lines |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 103,924 | 87,494
CCBX | Commercial and industrial loans | Current | CCBX Other Commercial and Industrial Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 32,405 | 48,779
CCBX | Real Estate Portfolio Segment | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 265,402 | 238,035
90 Days or More Past Due and Still Accruing | 3,025 | 1,115
CCBX | Real Estate Portfolio Segment | 30-89 Days Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 3,648 | 3,198
CCBX | Real Estate Portfolio Segment | 90 Days or More Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 3,025 | 1,115
CCBX | Real Estate Portfolio Segment | Total Past Due | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 6,673 | 4,313
CCBX | Real Estate Portfolio Segment | Current | Residential real estate loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 258,729 | 233,722
CCBX | Consumer and other loans: |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 482,228 | 310,574
CCBX | Consumer and other loans: | Credit cards |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 633,691 | 505,837
90 Days or More Past Due and Still Accruing | 34,562 | 34,835
CCBX | Consumer and other loans: | Other Consumer and Other Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 482,228 | 310,574
90 Days or More Past Due and Still Accruing | 6,111 | 8,488
CCBX | Consumer and other loans: | 30-89 Days Past Due | Credit cards |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 30,476 | 28,383
CCBX | Consumer and other loans: | 30-89 Days Past Due | Other Consumer and Other Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 21,534 | 29,645
CCBX | Consumer and other loans: | 90 Days or More Past Due | Credit cards |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 37,269 | 34,835
CCBX | Consumer and other loans: | 90 Days or More Past Due | Other Consumer and Other Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 6,412 | 8,488
CCBX | Consumer and other loans: | Total Past Due | Credit cards |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 67,745 | 63,218
CCBX | Consumer and other loans: | Total Past Due | Other Consumer and Other Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 27,946 | 38,133
CCBX | Consumer and other loans: | Current | Credit cards |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | 565,946 | 442,619
CCBX | Consumer and other loans: | Current | Other Consumer and Other Loans |  |
Financing Receivable Recorded Investment Past Due [Line Items] |  |
Gross loans receivable | $ 454,282 | $ 272,441

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