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Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Goodwill and Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 01, 2020	Sep. 30, 2021	Sep. 30, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Goodwill, Beginning Balance			$ 74,135	$ 65,614
Adjustment, due to Sale		$ (2,500)	(2,463)
Goodwill, Ending Balance		89,984	89,984	74,135
Fountain Leasing Limited Liability Company [Member]
Goodwill [Roll Forward]
Acquisition of business			2,400
Progressive Financial Group Inc. [Member]
Goodwill [Roll Forward]
Adjustment to values initially recorded for acquisitions	$ (231)
Acquisition of business			323	$ 8,521
Goodwill, Ending Balance	$ 8,800	8,844	8,844
Sevier County Bancshares Inc [Member]
Goodwill [Roll Forward]
Acquisition of business			15,589
Goodwill, Ending Balance		$ 15,589	$ 15,589