Loans and Allowance for Credit Losses for Loans - Past Due and Current Loans by Loan Portfolio Class (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 392,956	$ 191,924
Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	390,525	170,408
30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,290	6,628
90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	141	14,888
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	112,823	63,754
Commercial and industrial | Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	110,761	45,169
Commercial and industrial | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,062	3,697
Commercial and industrial | 90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0	14,888
Commercial real estate | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	275,407	127,528
Commercial real estate | Current Loans | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	275,361	124,958
Commercial real estate | 30-89 Days Past Due | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0	2,570
Commercial real estate | 90 Days or More Past Due Loans | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	46	0
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,505
Construction | Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,505
Construction | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0
Construction | 90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0
Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,177	568
Residential mortgage | Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,898	207
Residential mortgage | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	184	361
Residential mortgage | 90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	95	0
Home equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	44	31
Home equity | Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0	31
Home equity | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	44	0
Home equity | 90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 0	0
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		43
Consumer | Current Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		43
Consumer | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		0
Consumer | 90 Days or More Past Due Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans		$ 0