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Regulatory Capital Requirements (Details) - USD ($) | Dec. 31, 2016 | Dec. 31, 2015
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Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Retained earnings from prior two years available for dividends | $ 13,560,000 |
Capital conservation buffer phase in, minimum | 0.00% |
Capital conservation buffer phase in, maximum | 2.50% |
Tier 1 capital to risk-weighted assets [Abstract] |  |
Actual | $ 142,564,000 | $ 136,637,000
Actual | 142,564,000 | 136,637,000
For capital adequacy purposes |  | $ 41,826,000
Risk-weighted assets [Abstract] |  |
Actual (in hundredths) |  | 14.70%
For capital adequacy purposes (in hundredths) |  | 4.50%
Non Consolidated |  |
Tier 2 capital to risk-weighted asets [Abstract] |  |
Actual | 151,487,000 | $ 144,255,000
For capital adequacy purposes | 77,928,000 | 74,316,000
To be well-capitalized under prompt corrective action provisions | 97,410,000 | 92,895,000
Tier 1 capital to risk-weighted assets [Abstract] |  |
Actual | 141,249,000 | 134,239,000
For capital adequacy purposes | 58,446,000 | 55,737,000
To be well-capitalized under prompt corrective action provisions | 77,928,000 | 74,316,000
Actual | 141,249,000 | 134,239,000
For capital adequacy purposes | 43,835,000 | 41,803,000
To be well-capitalized under prompt corrective action provisions | $ 63,317,000 | $ 60,382,000
Risk-weighted assets [Abstract] |  |
Actual (in hundredths) | 15.55% | 15.53%
For capital adequacy purposes (in hundredths) | 8.00% | 8.00%
To be well-capitalized under prompt corrective action provisions (in hundredths) | 10.00% | 10.00%
Actual (in hundredths) | 14.50% | 14.45%
For capital adequacy purposes (in hundredths) | 6.00% | 6.00%
To be well-capitalized under prompt corrective action provisions (in hundredths) | 8.00% | 8.00%
Actual (in hundredths) | 14.50% | 14.45%
For capital adequacy purposes (in hundredths) | 4.50% | 4.50%
To be well-capitalized under prompt corrective action provisions (in hundredths) | 6.50% | 6.50%
Tier 1 capital to average assets [Abstract] |  |
Actual | $ 141,249,000 | $ 134,239,000
For capital adequacy purpose | 65,437,000 | 60,885,000
To be well-capitalized under prompt corrective action provisions | $ 81,797,000 | $ 76,106,000
Average assets [Abstract] |  |
Actual (in hundredths) | 8.63% | 8.82%
For capital adequacy purpose (in hundredths) | 4.00% | 4.00%
To be well-capitalized under prompt corrective action provisions (in hundredths) | 5.00% | 5.00%
Consolidated |  |
Tier 2 capital to risk-weighted asets [Abstract] |  |
Actual | $ 152,802,000 | $ 146,653,000
For capital adequacy purposes | 77,928,000 | 74,357,000
Tier 1 capital to risk-weighted assets [Abstract] |  |
For capital adequacy purposes | 58,446,000 | $ 55,767,000
For capital adequacy purposes | $ 43,835,000 |
Risk-weighted assets [Abstract] |  |
Actual (in hundredths) | 15.69% | 15.78%
For capital adequacy purposes (in hundredths) | 8.00% | 8.00%
Actual (in hundredths) | 14.64% | 14.70%
For capital adequacy purposes (in hundredths) | 6.00% | 6.00%
Actual (in hundredths) | 14.64% |
For capital adequacy purposes (in hundredths) | 4.50% |
Tier 1 capital to average assets [Abstract] |  |
Actual | $ 142,564,000 | $ 136,637,000
For capital adequacy purpose | $ 65,470,000 | $ 62,022,000
Average assets [Abstract] |  |
Actual (in hundredths) | 8.71% | 8.81%
For capital adequacy purpose (in hundredths) | 4.00% | 4.00%

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- Definition The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References Reference 1: 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=35709795&loc=d3e65071-112826 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=35709795&loc=SL5958568-112826 + Details
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- Definition The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action. + References Reference 1: 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=35709795&loc=SL5958568-112826 + Details
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- Definition The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References Reference 1: 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=35709795&loc=d3e65071-112826 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=35709795&loc=SL5958568-112826 + Details
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- Definition The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. + References Reference 1: 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=35709795&loc=SL5958568-112826 Reference 2: 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=35709795&loc=SL5958570-112826 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=35709795&loc=d3e65071-112826 + Details
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- Definition The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action. + References Reference 1: 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=35709795&loc=SL5958568-112826 + Details
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