Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2018	Dec. 31, 2017
Operating Loss Carryforwards [Line Items]
Unrealized loss on securities, tax expense (benefit)	$ 4,900,000	$ (10,400,000)	$ (870,000)
Retained earnings not provided for provision for income tax	10,800,000
Impact of Tax Cuts and Jobs Act (“Tax Reform”)				$ 1,900,000	$ 3,600,000
Unrecognized tax benefits	0	0	$ 0
Accumulated Other Comprehensive (Loss) Gain
Operating Loss Carryforwards [Line Items]
Impact of Tax Cuts and Jobs Act (“Tax Reform”)	413,000
Other Comprehensive Income
Operating Loss Carryforwards [Line Items]
Impact of Tax Cuts and Jobs Act (“Tax Reform”)	1,800,000
Colonial American Bank
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	3,600,000	3,900,000
Operating loss carryforwards, subject to expiration	330,000
Sun Bancorp, Inc.
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	96,800,000	106,100,000
Operating loss carryforwards, limitations on use, amount	9,300,000
Tax credit	$ 1,200,000	$ 2,300,000