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Securities - Securities Sold (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Debt Securities, Available-for-sale [Line Items]
Carrying Value	$ 44,860	$ 212,137	$ 2,403
Net Proceeds	44,906	212,485	2,387
Gain/(Loss)	46	348	(16)
Obligations of states and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Carrying Value	2,696	11,799	901
Net Proceeds	2,561	11,813	893
Gain/(Loss)	(135)	14	(8)
Commercial mortgage backed securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value		4,838
Net Proceeds		4,720
Gain/(Loss)		(118)
Other debt securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value		252
Net Proceeds		257
Gain/(Loss)		5
Other equity securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value		0
Net Proceeds		2,859
Gain/(Loss)		2,859
Government agency mortgage backed securities | Residential mortgage backed securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value	16,093	72,556	943
Net Proceeds	16,294	71,944	942
Gain/(Loss)	201	(612)	(1)
Government agency collateralized mortgage obligations | Residential mortgage backed securities
Debt Securities, Available-for-sale [Line Items]
Carrying Value	26,071	122,692	559
Net Proceeds	26,051	120,892	552
Gain/(Loss)	$ (20)	$ (1,800)	$ (7)

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Debt Securities, Available for Sale, Securities Sold, at Carrying Value

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- Definition

Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563

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Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=121553693&loc=d3e26853-111562

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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