Allowance For Credit Losses (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans collectively evaluated for impairment	$ 7,467,809	$ 7,428,171
Loan balance	7,525,005	7,476,221
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	1,161,979	1,145,293
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest	85,084	83,745	$ 85,946	$ 85,379
Allowance for credit loss, qualitative adjustment	428	417
Retained Earnings [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	$ 921,101	$ 903,877	$ 862,518	847,235
Cumulative Effect, Period of Adoption, Adjustment
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest				383
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest				(303)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest				383
Deferred Tax Assets, Tax Deferred Expense				80
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2022-02 [Member] | Retained Earnings [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest				$ 303