XML 26 R28.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Subordinated Debentures (Trust Preferred Securities) (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2013
Subordinated Debentures (Trust Preferred Securities) [Abstract] |
Subordinated Debentures (Trust Preferred Securities) |
|  |  |  |  |  | 3 month |  |  | Added |  |  | Total |  |  | 5 Year
Description | Date |  | Amount |  |  | Libor Rate |  |  | Points |  |  | Rate |  | Maturity | Call Option
Colony Bankcorp Statutory Trust III | 6/17/2004 |  |  | 4,500 |  |  |  | 0.28010 |  |  |  | 2.68 |  |  |  | 2.96010 |  | 6/14/2034 | 6/17/2009
Colony Bankcorp Capital Trust I | 4/13/2006 |  |  | 5,000 |  |  |  | 0.28360 |  |  |  | 1.50 |  |  |  | 1.78360 |  | 4/13/2036 | 4/13/2011
Colony Bankcorp Capital Trust II | 3/12/2007 |  |  | 9,000 |  |  |  | 0.28360 |  |  |  | 1.65 |  |  |  | 1.93360 |  | 3/12/2037 | 3/12/2012
Colony Bankcorp Capital Trust III | 9/14/2007 |  |  | 5,000 |  |  |  | 0.30150 |  |  |  | 1.40 |  |  |  | 1.70150 |  | 9/14/2037 | 9/14/2012

X
- Details
Name: | cban_SubordinatedDebenturesTrustPreferredSecuritiesAbstract
Namespace Prefix: | cban_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of subordinated debentures (trust preferred securities). + References No definition available. + Details
Name: | cban_SubordinatedDebenturesTrustPreferredSecuritiesTableTextBlock
Namespace Prefix: | cban_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration