Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) segment reporting_unit plan h	Dec. 31, 2023 USD ($)	Jan. 01, 2022 USD ($)	Nov. 01, 2020	Oct. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Restricted cash	$ 30,000,000.0	$ 11,500,000
Debt securities, available-for-sale, allowance for credit loss, excluding accrued interest	0	0	$ 0
Other real estate	$ 0	$ 0
Number of reporting units | reporting_unit	1
Weighted average useful life	7 years 9 months 18 days
Defined benefit plan, age requirement	21 years
Defined benefit plan, service requirement	1 year
Defined benefit plan, service requirement for full vesting for individuals employed on or before October 21, 1989	3 years
Defined benefit plan, service requirement for full vesting for individuals employed subsequent to October 31, 1989	5 years
Number of deferred compensation plans | plan	4
Number of reportable segments | segment	1
Pension Plan
Finite-Lived Intangible Assets [Line Items]
Contribution credits rate	4.60%	4.47%
Qualified Plan | Pension Plan
Finite-Lived Intangible Assets [Line Items]
Defined benefit plan, minimum working hours for eligibility | h	1,000
Defined benefit plan, treasury rate, term	30 years
Contribution credits rate					3.50%
Defined benefit plan, normal retirement age	65 years
Nonqualified Plan | Pension Plan
Finite-Lived Intangible Assets [Line Items]
Contribution credits rate				5.00%
Core Deposits | Minimum
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life	5 years
Core Deposits | Maximum
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life	7 years
Customer list intangible
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life	11 years
Trade name intangible
Finite-Lived Intangible Assets [Line Items]
Weighted average useful life	5 years