Loans, Allowance for Credit Losses and Credit Quality - Schedule of Information Regarding Allowance for Loan Losses (Parenthetical) (Details) - USD ($)	Sep. 30, 2024		Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023		Jun. 30, 2023	Dec. 31, 2022
Financing Receivable Allowance For Credit Losses [Line Items]
Allowance for credit losses	$ 9,068,000	[1]	$ 9,025,000	$ 8,591,000	$ 8,292,000	[1]	$ 8,470,000	$ 7,200,000
Interest receivable balance	4,164,000			$ 3,766,000
Cumulative effect accounting adjustment | ASU 2016-13
Financing Receivable Allowance For Credit Losses [Line Items]
Allowance for credit losses					182,000			$ 182,000	[2]
Interest receivable balance	$ 3,500,000				$ 2,900,000

[1] (1) Balances of accrued interest receivable excluded from amortized cost and the calculation of allowance for credit losses amounted to $3.5 million and $2.9 million as of September 30, 2024 and September 30, 2023.

[2] (2) Represents an adjustment needed to reflect the cumulative day one impact pursuant to the Company's adoption of Accounting Standards Update 2016-13. The adjustment for the nine months ended September 30, 2023 represents a $182,000 increase to the allowance for credit losses attributable to the change in accounting methodology for estimating the allowance for credit losses on loans resulting from the Company's adoption of the standard.