Regulatory Matters (Tables)

3 Months Ended

Mar. 31, 2018

Banking and Thrift [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations

Capital levels required to be considered well capitalized are based upon prompt corrective action regulations, as amended to reflect the changes under the Basel III Capital Rules.

	Actual				Minimum Required Capital - Basel III Fully Phased-in				Minimum Required To Be Well Capitalized
Dollars in thousands	Amount		Ratio		Amount		Ratio		Amount		Ratio
As of March 31, 2018
CET1 (to risk weighted assets)
Summit	$	181,567	10.7	%	$	118,782	7.0	%	$	110,298	6.5	%
Summit Community	199,727		11.7	%	119,495		7.0	%	110,959		6.5	%
Tier I Capital (to risk weighted assets)
Summit	200,567		11.8	%	144,476		8.5	%	135,978		8.0	%
Summit Community	199,727		11.7	%	145,101		8.5	%	136,565		8.0	%
Total Capital (to risk weighted assets)
Summit	212,825		12.5	%	178,773		10.5	%	170,260		10.0	%
Summit Community	211,985		12.5	%	178,067		10.5	%	169,588		10.0	%
Tier I Capital (to average assets)
Summit	200,567		9.5	%	84,449		4.0	%	105,562		5.0	%
Summit Community	199,727		9.5	%	84,096		4.0	%	105,119		5.0	%

	Actual			Minimum Required Capital - Basel III Fully Phased-in			Minimum Required To Be Well Capitalized
Dollars in thousands	Amount	Ratio		Amount	Ratio		Amount	Ratio
As of December 31, 2017
CET1 (to risk weighted assets)
Summit	177,010	10.6	%	116,893	7.0	%	108,544	6.5	%
Summit Community	195,008	11.7	%	116,671	7.0	%	108,338	6.5	%
Tier I Capital (to risk weighted assets)
Summit	196,010	11.8	%	141,194	8.5	%	132,888	8.0	%
Summit Community	195,008	11.7	%	141,672	8.5	%	133,339	8.0	%
Total Capital (to risk weighted assets)
Summit	208,575	12.5	%	175,203	10.5	%	166,860	10.0	%
Summit Community	207,573	12.5	%	174,361	10.5	%	166,058	10.0	%
Tier I Capital (to average assets)
Summit	196,010	9.4	%	83,409	4.0	%	104,261	5.0	%
Summit Community	195,008	9.4	%	82,982	4.0	%	103,728	5.0	%