Loans and Allowance for Credit Losses - Schedule of Nonaccrual Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	$ 443,597	$ 274,821
Nonaccrual With No Related Allowance	72,792	37,650
Past Due 90 Days or More and Accruing	1,177	961
Commercial
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	105,145	43,775
Nonaccrual With No Related Allowance	32,436	13,143
Past Due 90 Days or More and Accruing	477	242
Commercial real estate
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	246,996	158,222
Nonaccrual With No Related Allowance	40,356	24,507
Past Due 90 Days or More and Accruing	90	585
BBCC
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	4,447	4,706
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or More and Accruing	80	95
Residential real estate
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	57,552	41,771
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or More and Accruing	0	0
Indirect
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	5,114	4,207
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or More and Accruing	160	8
Direct
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	3,824	5,892
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or More and Accruing	25	31
Home equity
Financing Receivable, Nonaccrual [Line Items]
Nonaccrual Amortized Cost	20,519	16,248
Nonaccrual With No Related Allowance	0	0
Past Due 90 Days or More and Accruing	$ 345	$ 0

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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