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v2.4.1.9

Subordinated Debentures (Trust Preferred Securities) (Details) (Trust Preferred Securities [Member], USD $) | 12 Months Ended
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Dec. 31, 2014 Period
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
Number of deferred consecutive quarterly periods without default or penalty, maximum | 20 cban_NumberOfDeferredConsecutiveQuarterlyPeriodsWithoutDefaultOrPenaltyMaximum
Interest paid | $ 1,069,695 us-gaap_InterestPaid
Colony Bankcorp Statutory Trust III [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
Date | Jun. 17, 2004
Amount | 4,640,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = cban_ColonyBankcorpStatutoryTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Total Interest rate (in hundredths) | 2.9226%us-gaap_LongTermDebtPercentageBearingVariableInterestRate / dei_LegalEntityAxis = cban_ColonyBankcorpStatutoryTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Maturity | Jun. 14, 2034
5 Years Call Option | Jun. 17, 2009
Colony Bankcorp Statutory Trust III [Member] | LIBOR [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
3 month Libor Rate (in hundredths) | 0.2426%cban_ReferenceRate / dei_LegalEntityAxis = cban_ColonyBankcorpStatutoryTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Added Points (in hundredths) | 2.68%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = cban_ColonyBankcorpStatutoryTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Colony Bankcorp Capital Trust I [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
Date | Apr. 13, 2006
Amount | 5,155,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Total Interest rate (in hundredths) | 1.7551%us-gaap_LongTermDebtPercentageBearingVariableInterestRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Maturity | Apr. 13, 2036
5 Years Call Option | Apr. 13, 2011
Colony Bankcorp Capital Trust I [Member] | LIBOR [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
3 month Libor Rate (in hundredths) | 0.2551%cban_ReferenceRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Added Points (in hundredths) | 1.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Colony Bankcorp Capital Trust II [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
Date | Mar. 12, 2007
Amount | 9,279,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Total Interest rate (in hundredths) | 1.9066%us-gaap_LongTermDebtPercentageBearingVariableInterestRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Maturity | Mar. 12, 2037
5 Years Call Option | Mar. 12, 2012
Colony Bankcorp Capital Trust II [Member] | LIBOR [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
3 month Libor Rate (in hundredths) | 0.2566%cban_ReferenceRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Added Points (in hundredths) | 1.65%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Colony Bankcorp Capital Trust III [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
Date | Sep. 14, 2007
Amount | $ 5,155,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Total Interest rate (in hundredths) | 1.6326%us-gaap_LongTermDebtPercentageBearingVariableInterestRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember
Maturity | Sep. 14, 2037
5 Years Call Option | Sep. 14, 2012
Colony Bankcorp Capital Trust III [Member] | LIBOR [Member] |
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items] |
3 month Libor Rate (in hundredths) | 0.2326%cban_ReferenceRate / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember
Added Points (in hundredths) | 1.40%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = cban_ColonyBankcorpCapitalTrustIiiMember / us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis = us-gaap_TrustPreferredSecuritiesSubjectToMandatoryRedemptionMember / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember

X
- Definition Maximum number of deferred consecutive quarterly periods without default or penalty for deferment of interest payment. + References No definition available. + Details
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- Definition Minimum redemption date. + References No definition available. + Details
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X
- Definition The rate which is used as a benchmark to determine the variable rates. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
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- Definition Date the debt instrument was issued, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The amount of cash paid for interest during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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