Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	12 Months Ended
	Jan. 01, 2023	Sep. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Sep. 17, 2018
Accounting Policies [Line Items]
Date of incorporation			Apr. 06, 2018
Restricted investments			$ 3,377	$ 2,685
Federal home loan bank stock par value per unit			$ 100	$ 100
Other real estate owned			$ 0	$ 0
Percentage of tax benefit to be realized for recognition in the income statement			50.00%
Core deposit intangible assets expected life			10 years
Advertising expenses			$ 370	171
Net proceeds from issuance of stock			34,650
Net proceeds from issuance of common stock			$ 34,650
IPO [Member]
Accounting Policies [Line Items]
Sale of common stock		5,101,205
Offering price per share		$ 7.50
Underwriting discounts and commissions		$ 2,487
Other offering expenses		1,114
Net proceeds from issuance of common stock		$ 34,650
Common Stock [Member]
Accounting Policies [Line Items]
Sale of common stock			5,101,205
Net proceeds from issuance of stock			$ 50
Furniture and Fixtures [Member] | Minimum [Member]
Accounting Policies [Line Items]
Estimated useful lives			3 years
Furniture and Fixtures [Member] | Maximum [Member]
Accounting Policies [Line Items]
Estimated useful lives			10 years
ASU 2016-13 [Member] | Minimum [Member] | Subsequent Event [Member]
Accounting Policies [Line Items]
Estimated increase in allowance for credit losses	$ 5,500
Unfunded commitments to allowance for credit losses	800
ASU 2016-13 [Member] | Maximum [Member] | Subsequent Event [Member]
Accounting Policies [Line Items]
Estimated increase in allowance for credit losses	7,500
Unfunded commitments to allowance for credit losses	$ 1,100
Non Voting Common Stock Warrants [Member]
Accounting Policies [Line Items]
Class of warrants or rights exercise price per share			$ 10
Class of warrants or rights term			10 years
Atlantic Community Bankers Bank (ACBB) [Member]
Accounting Policies [Line Items]
Restricted investments			$ 194	194
Federal Home Loan Bank (FHLB) [Member]
Accounting Policies [Line Items]
Restricted investments			$ 3,183	$ 2,491
Residential loans [Member]
Accounting Policies [Line Items]
Number of days past due for loans to be declared as deliquent			180 days
Consumer loans [Member]
Accounting Policies [Line Items]
Number of days past due for loans to be declared as deliquent			120 days
Stonebridge Bank [Member]
Accounting Policies [Line Items]
Business acquistion percentage of voting interests acquired					100.00%