Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Operating right-of-use assets	$ 1,600		$ 1,600
Operating lease liabilities	$ 1,687		$ 1,687		$ 1,837
Weighted-average remaining lease term (in years)	6 years 1 month 6 days		6 years 1 month 6 days
Weighted-average discount rate (as a percent)	4.00%		4.00%
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Premises and equipment - net		Premises and equipment - net
Operating lease cost	$ 93	$ 95	$ 187	$ 196
Short-term operating lease expense	$ 44	$ 19	$ 44	$ 32
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease terms (in years)	1 year		1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease terms (in years)	10 years		10 years