Loans and Allowance for Credit Losses on Loans - Aging of Past Due Loans by Class of Loans - Additional Information (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Aging of Past Due Loans by Class of Loans
Total loan balance	$ 3,350,873,000	$ 3,299,067,000
Nonaccrual loans	7,707,000	2,425,000
30 days or greater past due
Aging of Past Due Loans by Class of Loans
Nonaccrual loans	6,100,000	479,000
Less than 30 days past due
Aging of Past Due Loans by Class of Loans
Nonaccrual loans	718,000	261,000
Past due
Aging of Past Due Loans by Class of Loans
Total loan balance	$ 21,157,000	$ 17,066,000