Premises and Equipment and Leases - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 31, 2020
Property Plant And Equipment [Line Items]
Depreciation	$ 6,306	$ 6,512	$ 4,231
Operating Lease, Right-of-Use Asset	$ 15,400	$ 16,900
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other assets	Other assets
Operating Lease, Liability	$ 16,146	$ 17,800
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other liabilities	Other liabilities
Option extensions	true
Operating lease, option to extend		options for multiple five and ten year extensions
Operating lease, weighted average remaining lease term	14 years 2 months 15 days	15 years 1 month 2 days
Operating Lease, Weighted Average Discount Rate, Percent	2.57%	2.61%
Operating Lease, Cost	$ 2,400	$ 2,300
Rent expense for operating leases	$ 2,400
Minimum [Member]
Property Plant And Equipment [Line Items]
Lessee, Operating Lease, Renewal Term	5 years
Maximum [Member]
Property Plant And Equipment [Line Items]
Lessee, Operating Lease, Renewal Term	10 years
United Community Financial Corp
Property Plant And Equipment [Line Items]
Operating Lease, Right-of-Use Asset				$ 5,000
Operating Lease, Liability				$ 5,100