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Capital Requirements and Restrictions on Retained Earnings (Tables)

12 Months Ended

Dec. 31, 2017

Banking and Thrift [Abstract]

Summary of Actual and Required Capital Amounts and Ratios

Actual and required capital amounts and ratios are presented below as of December 31, 2017 and 2016. The capital adequacy ratio includes the capital conservation buffer.

		Actual								For Capital Adequacy Purposes								To Be Well Capitalized Under Prompt Corrective Action Provisions
		Amount				Ratio				Amount				Ratio				Amount				Ratio
December 31, 2017
Total Capital to Risk Weighted Assets
Consolidated			$297,708				14.32	%			$192,341				9.25%				N/A
Bank			$279,704				13.58	%			$190,513				9.25%				$205,960				10.00%
Tier 1 (Core) Capital to Risk Weighted Assets
Consolidated			$228,015				10.97	%			$150,754				7.25%				N/A
Bank			$261,643				12.70	%			$149,321				7.25%				$164,768				8.00%
Common equity Tier 1 to Risk Weighted Assets
Consolidated			$208,015				10.00	%			$119,563				5.75%				N/A
Bank			$254,264				12.35	%			$118,427				5.75%				$133,874				6.50%
Tier 1 (Core) Capital to Average Assets
Consolidated			$228,015				8.45	%			$107,969				4.00%				N/A
Bank			$261,643				9.80	%			$106,798				4.00%				$133,498				5.00%
December 31, 2016
Total Capital to Risk Weighted Assets
Consolidated			$261,530				14.05	%			$160,501				8.625%				N/A
Bank			$242,592				13.19	%			$158,590				8.625%				$183,873				10.00%
Tier 1 (Core) Capital to Risk Weighted Assets
Consolidated			$195,200				10.49	%			$123,283				6.625%				N/A
Bank			$228,109				12.41	%			$121,816				6.625%				$147,098				8.00%
Common equity Tier 1 to Risk Weighted Assets
Consolidated			$175,200				9.41	%			$95,370				5.125%				N/A
Bank			$220,730				12.00	%			$94,235				5.125%				$119,517				6.50%
Tier 1 (Core) Capital to Average Assets
Consolidated			$195,200				7.85	%			$99,430				4.00%				N/A
Bank			$228,109				9.36	%			$97,527				4.00%				$121,909				5.00%

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- References

No definition available.

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- Definition

Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958570-112826

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1H
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1G
-URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958577-112826

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