Acquisitions and FDIC Indemnification Asset (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					$ 4,836	$ 7,269	$ 1,458	$ 1,530
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion		$ 0	$ 0
Loans and Leases Receivable, Disposals	$ (469)	(35)	(2,902)	$ (107)
Total Covered Assets	4,367	10,293	4,367	10,293
Consumer Loan [Member]
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					0	0	0	0
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion		0	0
Loans and Leases Receivable, Disposals	0	0	0	0
Total Covered Assets	0	260	0	260
Commercial Loan [Member]
Business Acquisition [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Covered					$ 4,836	$ 7,269	$ 1,458	$ 1,530
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion		0	0
Loans and Leases Receivable, Disposals	(469)	(35)	(2,902)	(107)
Total Covered Assets	$ 4,367	$ 10,033	$ 4,367	$ 10,033