Securities - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Proceeds from sale of available-for-sale debt securities, including legacy securities	$ 217,000,000.0		$ 515,200,000
Gross losses from sale of securities	12,000,000.0	$ 3,000,000.0
Gross gains from sale of securities		25,000
Unrealized losses	211,338,000	217,714,000
Fair value of mortgage backed securities of government sponsored entities	1,696,572,000	1,669,656,000
Held-to-maturity securities, allowance for credit loss	0
Other assets of Federal Home Loan Bank and Federal Reserve Bank	77,300,000	67,700,000
Accrued interest receivable on AFS debt securities	9,200,000	7,900,000
Accrued interest receivable on HTM debt securities	$ 1,000,000.0	$ 1,100,000
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Shares held (in shares)	85,567,712	84,861,498
Proceeds from sale of Visa Class B shares	$ 4,104,000	$ 0	0
Common Class B | Visa
Debt Securities, Available-for-sale [Line Items]
Shares held (in shares)		11,330
Proceeds from sale of Visa Class B shares	4,100,000
Asset Pledged as Collateral
Debt Securities, Available-for-sale [Line Items]
Securities pledged as collateral	1,400,000,000
Other Debt Securities
Debt Securities, Available-for-sale [Line Items]
Proceeds from sale of available-for-sale debt securities, including legacy securities		$ 91,300,000
Unrealized losses		101,000
Fair value of mortgage backed securities of government sponsored entities		10,579,000
CRA - qualified debt securities
Debt Securities, Available-for-sale [Line Items]
Gross losses from sale of securities	100,000		$ 1,100,000
Gross gains from sale of securities		42,000
Equity securities	13,500,000	13,600,000
U.S. Treasury securities and obligations of U.S. government agencies
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	522,000	478,000
Fair value of mortgage backed securities of government sponsored entities	22,885,000	28,527,000
Allowance for credit losses on AFS debt securities	0
Mortgage-backed securities and collateralized mortgage obligations of U.S. government-sponsored entities
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	200,800,000
Fair value of mortgage backed securities of government sponsored entities	1,500,000,000
Allowance for credit losses on AFS debt securities	0
Private mortgage-backed securities and collateralized mortgage obligations
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	8,382,000	10,911,000
Fair value of mortgage backed securities of government sponsored entities	108,420,000	123,420,000
Allowance for credit losses on AFS debt securities	$ 0
Average credit support percentage	22.00%
Private label residential securities
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	$ 8,200,000
Fair value of mortgage backed securities of government sponsored entities	99,000,000.0
Private label commercial securities
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	200,000
Fair value of mortgage backed securities of government sponsored entities	9,400,000
Collateralized loan obligations
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	166,000	1,411,000
Fair value of mortgage backed securities of government sponsored entities	51,006,000	292,632,000
Allowance for credit losses on AFS debt securities	$ 0
Collateralized loan obligations | Standard & Poor's, AAA Rating
Debt Securities, Available-for-sale [Line Items]
Number of positions held, percentage of total	36.00%
Collateralized loan obligations | Standard & Poor's, AA Rating
Debt Securities, Available-for-sale [Line Items]
Number of positions held, percentage of total	31.00%
Obligations of state and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Unrealized losses	$ 1,449,000	1,096,000
Fair value of mortgage backed securities of government sponsored entities	5,690,000	9,390,000
Allowance for credit losses on AFS debt securities	$ 0
Professional Holding Corp.
Debt Securities, Available-for-sale [Line Items]
Proceeds from sale of available-for-sale debt securities, including legacy securities		$ 22,100,000