Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2020

Banking and Thrift [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations

Actual and required capital levels at December 31, 2020 and 2019 are presented below (dollars in thousands):

									Minimum to be
									well
									capitalized under
					Minimum for				prompt
					capital				corrective action
		Actual			adequacy purposes				provisions1
	Amount		Ratio		Amount		Ratio		Amount		Ratio
December 31, 2020
SmartFinancial:
Total Capital (to Risk Weighted Assets)	$	329,431	14.07	%	$	187,303	8.00	%		N/A	N/A
Tier 1 Capital (to Risk Weighted Assets)		271,739	11.61	%		140,477	6.00	%		N/A	N/A
Common Equity Tier 1 Capital (to Risk Weighted Assets)		271,739	11.61	%		105,358	4.50	%		N/A	N/A
Tier 1 Capital (to Average Assets)2		271,739	8.70	%		125,002	4.00	%		N/A	N/A
SmartBank:
Total Capital (to Risk Weighted Assets)	$	317,660	13.57	%	$	187,294	8.00	%	$	234,117	10.00	%
Tier 1 Capital (to Risk Weighted Assets)		299,314	12.78	%		140,470	6.00	%		187,294	8.00	%
Common Equity Tier 1 Capital (to Risk Weighted Assets)		299,314	12.78	%		105,353	4.50	%		152,176	6.50	%
Tier 1 Capital (to Average Assets)2		299,314	9.58	%		124,969	4.00	%		156,212	5.00	%
December 31, 2019
SmartFinancial:
Total Capital (to Risk Weighted Assets)	$	287,937	14.02	%	$	164,313	8.00	%		N/A	N/A
Tier 1 Capital (to Risk Weighted Assets)		238,433	11.61	%		123,235	6.00	%		N/A	N/A
Common Equity Tier 1 Capital (to Risk Weighted Assets)		238,433	11.61	%		92,426	4.50	%		N/A	N/A
Tier 1 Capital (to Average Assets)		238,433	10.34	%		92,258	4.00	%		N/A	N/A
SmartBank:
Total Capital (to Risk Weighted Assets)	$	273,432	13.31	%	$	164,305	8.00	%	$	205,382	10.00	%
Tier 1 Capital (to Risk Weighted Assets)		263,189	12.81	%		123,229	6.00	%		164,305	8.00	%
Common Equity Tier 1 Capital (to Risk Weighted Assets)		263,189	12.81	%		92,422	4.50	%		133,498	6.50	%
Tier 1 Capital (to Average Assets)		263,189	11.41	%		92,254	4.00	%		115,317	5.00	%

1 The prompt corrective action provisions are applicable at the Bank level only.

2 Average assets for the above calculations were based on the most recent quarter.