Acquisitions & Divestitures - First State Acquisition (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Apr. 03, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Apr. 02, 2020	Mar. 31, 2020
Business Acquisition [Line Items]
Bargain purchase gain, before tax		$ 4,671	$ 0	$ 4,671	$ 0
The First State Bank
Business Acquisition [Line Items]
Bargain purchase gain, before tax	$ 4,671
Assets acquired at fair value:
Cash and cash equivalents	26,053					$ 26,053
Investment securities - available for sale at fair value	10,964					10,964
Loans	60,653					83,514	$ 83,500
OREO	12,090					22,610
Premises and equipment, net	1,570					1,582
Accrued interest receivable and other assets	2,445					2,234
Total Assets	113,775					146,957
Liabilities acquired at fair value:
Deposits	142,520					139,960	140,000
FHLB and other borrowings	5,800					5,800
Accrued interest payable and other liabilities	411					411
Total Liabilities	148,731					146,171
Net identifiable assets acquired over/(under) liabilities assumed	(34,956)					$ 786
Transaction cash consideration received from the FDIC	$ 39,627						$ 39,600