Restrictions on Cash and Cash Equivalents (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Noninterest bearing accounts
Cash and Cash Equivalents [Line Items]
Uninsured cash accounts	$ 500	$ 552
Federal Reserve Bank of Boston
Cash and Cash Equivalents [Line Items]
Uninsured cash accounts	10,624	73,191
FHLB of Boston
Cash and Cash Equivalents [Line Items]
Uninsured cash accounts	$ 347	$ 201