Securities - Securities Sold (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Debt Securities, Available-for-sale [Line Items]
Carrying Value	$ 20,251,000		$ 174,285,000	$ 8,742,000
Net Proceeds	21,015,000	$ 0	176,406,000	8,773,000
Gain/(Loss)	764,000	$ 0	2,121,000	31,000
Obligations of states and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Carrying Value			47,000	2,696,000
Net Proceeds			50,000	2,561,000
Gain/(Loss)			3,000	(135,000)
Residential mortgage backed securities: | Government agency mortgage backed securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value	9,232,000		145,572,000	6,046,000
Net Proceeds	9,739,000		149,474,000	6,212,000
Gain/(Loss)	507,000		3,902,000	$ 166,000
Residential mortgage backed securities: | Government agency collateralized mortgage obligations
Debt Securities, Available-for-sale [Line Items]
Carrying Value	6,736,000		12,362,000
Net Proceeds	6,866,000		12,512,000
Gain/(Loss)	130,000		150,000
Trust preferred securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value			12,021,000
Net Proceeds			9,960,000
Gain/(Loss)			(2,061,000)
Other debt securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value	4,283,000		4,283,000
Net Proceeds	4,410,000		4,410,000
Gain/(Loss)	$ 127,000		$ 127,000