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Regulatory Capital Matters (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Dec. 31, 2013
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Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 10.00% |
Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 8.00% |
Tier 1 capital to total average assets (in hundredths) | 8.00% |
Total risk-based capital to total risk-weighted assets (in hundredths) | 10.00% |
Tier 1 capital to risk-weighted assets (in hundredths) | 4.50% |
Tier 1 capital conservation buffer of risk-weighted assets (in hundredths) | 2.50% |
Increase in Tier 1 capital to risk-weighted assets (in hundredths) | 6.00% |
Minimum leverage ratio of Tier 1 capital to risk-weighted assets (in hundredths) | 4.00% |
Consolidated [Member] |  |
Total Capital to Risk-Weighted Assets [Abstract] |  |
Actual Amount | $ 131,523 | $ 129,569
For Capital Adequacy Purposes, Amount | 59,480 | 60,791
Amount [Abstract] |  |
Actual Amount | 122,215 | 120,048
For Capital Adequacy Purposes, Amount | 29,740 | 30,396
Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 17.69% | 17.06%
For Capital Adequacy Purposes, Ratio (in hundredths) | 8.00% | 8.00%
Actual Ratio (in hundredths) | 16.44% | 15.81%
For Capital Adequacy Purposes, Ratio (in hundredths) | 4.00% | 4.00%
Amount [Abstract] |  |
Actual Amount | 122,215 | 120,048
For Capital Adequacy Purposes, Amount | 45,274 | 45,419
Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 10.80% | 10.57%
For Capital Adequacy Purposes, Ratio (in hundredths) | 4.00% | 4.00%
Tier 1 capital to total average assets (in hundredths) | 10.80% | 10.57%
Total risk-based capital to total risk-weighted assets (in hundredths) | 17.69% | 17.06%
Colony Bank [Member] |  |
Total Capital to Risk-Weighted Assets [Abstract] |  |
Actual Amount | 134,676 | 131,024
For Capital Adequacy Purposes, Amount | 59,350 | 60,638
To be Well Capitalized Under Prompt Corrective Actions Provisions, Amount | 74,187 | 75,797
Amount [Abstract] |  |
Actual Amount | 125,388 | 121,521
For Capital Adequacy Purposes, Amount | 29,675 | 30,319
To be Well Capitalized Under Prompt Corrective Actions Provisions, Amount | 44,512 | 45,478
Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 18.15% | 17.29%
For Capital Adequacy Purposes, Ratio (in hundredths) | 8.00% | 8.00%
To be Well Capitalized Under Prompt Corrective Actions Provisions, Ratio (in hundredths) | 10.00% | 10.00%
Actual Ratio (in hundredths) | 16.90% | 16.03%
For Capital Adequacy Purposes, Ratio (in hundredths) | 4.00% | 4.00%
To be Well Capitalized Under Prompt Corrective Actions Provisions, Ratio (in hundredths) | 6.00% | 6.00%
Amount [Abstract] |  |
Actual Amount | 125,388 | 121,521
For Capital Adequacy Purposes, Amount | 45,183 | 45,333
To be Well Capitalized Under Prompt Corrective Actions Provisions, Amount | $ 56,479 | $ 56,666
Ratios [Abstract] |  |
Actual Ratio (in hundredths) | 11.10% | 10.72%
For Capital Adequacy Purposes, Ratio (in hundredths) | 4.00% | 4.00%
To be Well Capitalized Under Prompt Corrective Actions Provisions, Ratio (in hundredths) | 5.00% | 5.00%
Tier 1 capital to total average assets (in hundredths) | 11.10% | 10.72%
Total risk-based capital to total risk-weighted assets (in hundredths) | 18.15% | 17.29%

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- Definition The increase in 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 as per Basel III framework. + References No definition available. + Details
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- Definition The new 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 as per Basel III framework. + References No definition available. + Details
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- Definition The amount of total capital as defined in the regulations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35709795&loc=d3e65071-112826 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 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998 + Details
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- Definition The minimum amount of Total 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 Total risk based capital ratio (total 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 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 Reference 3: 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 + Details
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- Definition The amount of Total Capital required to be categorized as well as 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 -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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