Securities - Held-to-maturity Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 18,007	$ 32,188
Gross Unrealized Gains	592	1,140
Gross Unrealized Losses	0	0
Estimated Fair Value	18,599	33,328
U.S. agency
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost		5,099
Gross Unrealized Gains		26
Gross Unrealized Losses		0
Estimated Fair Value		5,125
Obligations of states and political subdivisions
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	716	730
Gross Unrealized Gains	25	41
Gross Unrealized Losses	0	0
Estimated Fair Value	741	771
Mortgage backed - residential
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	10,750	16,050
Gross Unrealized Gains	390	618
Gross Unrealized Losses	0	0
Estimated Fair Value	11,140	16,668
Collateralized mortgage obligations
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	6,541	10,309
Gross Unrealized Gains	177	455
Gross Unrealized Losses	0	0
Estimated Fair Value	$ 6,718	$ 10,764