Loans and Allowance for Credit Losses - Loans Experiencing Financial Difficulty and Modified (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2024 USD ($)
Financing Receivable, Modified [Line Items]
Additional amount committed to lend	$ 328
CCBX
Financing Receivable, Modified [Line Items]
Total	$ 38,166
Total Class of Financing Receivable	1.12%
Weighted Average Interest Rate Reduction	14.20%
Weighted Average Term Extension (years)	1 year 1 month 17 days
Total	$ 24,116
CCBX | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	$ 2,163
Total Class of Financing Receivable	5.93%
Weighted Average Interest Rate Reduction	0.00%
Weighted Average Term Extension (years)	11 months 23 days
Total	$ 1,357
CCBX | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	$ 20,110
Total Class of Financing Receivable	3.17%
Weighted Average Interest Rate Reduction	14.20%
Total	$ 13,934
CCBX | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	$ 15,893
Total Class of Financing Receivable	3.30%
Weighted Average Interest Rate Reduction	0.00%
Weighted Average Term Extension (years)	1 year 1 month 28 days
Total	$ 8,825
CCBX | Principal Forgiveness
Financing Receivable, Modified [Line Items]
Total	7,991
Total	9,200
Total	4,839
CCBX | Principal Forgiveness | 30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Total	6,998
CCBX | Principal Forgiveness | 90 Days or More Past Due
Financing Receivable, Modified [Line Items]
Total	7,150
CCBX | Principal Forgiveness | Total Past Due
Financing Receivable, Modified [Line Items]
Total	14,148
CCBX | Principal Forgiveness | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	0
Total	159
Total	0
CCBX | Principal Forgiveness | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans | 30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Total	452
CCBX | Principal Forgiveness | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans | 90 Days or More Past Due
Financing Receivable, Modified [Line Items]
Total	147
CCBX | Principal Forgiveness | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans | Total Past Due
Financing Receivable, Modified [Line Items]
Total	599
CCBX | Principal Forgiveness | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	7,991
Total	4,447
Total	4,839
CCBX | Principal Forgiveness | Consumer and other loans: | Credit cards | 30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Total	4,684
CCBX | Principal Forgiveness | Consumer and other loans: | Credit cards | 90 Days or More Past Due
Financing Receivable, Modified [Line Items]
Total	6,090
CCBX | Principal Forgiveness | Consumer and other loans: | Credit cards | Total Past Due
Financing Receivable, Modified [Line Items]
Total	10,774
CCBX | Principal Forgiveness | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	0
Total	4,594
Total	0
CCBX | Principal Forgiveness | Consumer and other loans: | Other Consumer and Other Loans | 30-89 Days Past Due
Financing Receivable, Modified [Line Items]
Total	1,862
CCBX | Principal Forgiveness | Consumer and other loans: | Other Consumer and Other Loans | 90 Days or More Past Due
Financing Receivable, Modified [Line Items]
Total	913
CCBX | Principal Forgiveness | Consumer and other loans: | Other Consumer and Other Loans | Total Past Due
Financing Receivable, Modified [Line Items]
Total	2,775
CCBX | Term Extension
Financing Receivable, Modified [Line Items]
Total	8,823
Total	5,778
CCBX | Term Extension | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	1,830
Total	1,159
CCBX | Term Extension | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Term Extension | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	6,993
Total	4,619
CCBX | Interest Rate Reduction
Financing Receivable, Modified [Line Items]
Total	12,119
Total	9,095
CCBX | Interest Rate Reduction | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Interest Rate Reduction | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	12,119
Total	9,095
CCBX | Interest Rate Reduction | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Principal Forgiveness & Payment Delay
Financing Receivable, Modified [Line Items]
Total	8,892
Total	4,302
CCBX | Principal Forgiveness & Payment Delay | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	333
Total	198
CCBX | Principal Forgiveness & Payment Delay | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Principal Forgiveness & Payment Delay | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	8,559
Total	4,104
CCBX | Principal Forgiveness, Payment Delay & Term Extension
Financing Receivable, Modified [Line Items]
Total	341
Total	102
CCBX | Principal Forgiveness, Payment Delay & Term Extension | Commercial and industrial loans | CCBX Other Commercial and Industrial Loans
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Principal Forgiveness, Payment Delay & Term Extension | Consumer and other loans: | Credit cards
Financing Receivable, Modified [Line Items]
Total	0
Total	0
CCBX | Principal Forgiveness, Payment Delay & Term Extension | Consumer and other loans: | Other Consumer and Other Loans
Financing Receivable, Modified [Line Items]
Total	341
Total	$ 102