Allowance for Credit Losses - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, collectively evaluated for impairment	$ 7,766,319,000	$ 5,954,950,000
Financing receivable, allowance for credit losses, collectively evaluated for impairment	66,173,000	53,796,000
Accrued interest receivable on loans	24,500,000	13,900,000
Financing receivable, allowance for credit loss, excluding accrued interest	$ 70,264,000	$ 58,047,000	$ 71,124,000
Financing receivable, allowance for credit loss, excluding accrued interest, loan percentage	0.89%	0.97%
Charge-offs	$ 8,367,000	$ 4,589,000
Allowance for credit loss, available for sale	310,000	83,000
Allowance for credit loss, held to maturity	107,000	181,000
Provision for credit loss expense, available for sale	227,000	84,000
Provision for credit loss expense, held to maturity	(74,000)	178,000
Debt securities, accrued interest after allowance for credit loss	8,700,000	5,300,000
Off-balance sheet, credit loss, liability	3,000,000	2,300,000
Off-balance sheet, credit loss, liability, credit loss expense (reversal)	$ 673,000	$ (243,000)
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable	Accrued interest receivable
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing receivable, individually evaluated for impairment and acquired with deteriorated credit quality	$ 99,700,000
Financing receivable, allowance for credit losses, individually evaluated for impairment and acquired with deteriorated credit quality	4,100,000
Charge-offs	$ 733,000	$ 4,589,000
Nonperforming Financial Instruments
Financing Receivable, Allowance for Credit Loss [Line Items]
Charge-offs		706,000
Loans sold		$ 21,700,000