XML 48 R45.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 13 - Leases (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Notes Tables |
Balance Sheet Classification of Operating Lease Right-of-use Assets and Lease Liabilities [Table Text Block] |
(dollars in thousands) | Classification |  | December 31, 2019 |
Assets |  |  |  |  |
Operating lease right-of-use assets | Other assets |  | $ | 572 |
Liabilities |  |  |  |  |
Operating lease liabilities | Other liabilities |  | $ | 547 |
Lessee, Operating Lease, Liability, Maturity [Table Text Block] |
(dollars in thousands) |  |  |
Year |  | Lease Liability |
2020 |  | $ | 186 |
2021 |  |  | 110 |
2022 |  |  | 73 |
2023 |  |  | 45 |
2024 |  |  | 45 |
Thereafter |  |  | 128 |
Total Lease Payments |  |  | 587 |
Less: Interest |  |  | (40) |
Present Value of Lease Liabilities |  | $ | 547 |
Lessee, Operating Lease, Supplemental Lease Information [Table Text Block] |
Supplemental Lease Information: (dollars in thousands) |  | December 31, 2019 |
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |
Operating cash flows from operating leases (cash payments) |  | $ | 151 |
Operating cash flows from operating leases (lease liability reduction) |  | $ | 138 |
Operating lease right-of-use assets obtained in exchange for leases entered into during the period |  | $ | 676 |

X
- Definition Tabular disclosure of the balance sheet classification of right-of-use assets and lease liabilities for operating leases. + References No definition available. + Details
Name: | cban_BalanceSheetClassificationOfOperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock
Namespace Prefix: | cban_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of supplemental lease information pertaining to the operating leases of a lessee. + References No definition available. + Details
Name: | cban_LesseeOperatingLeaseSupplementalLeaseInformationTableTextBlock
Namespace Prefix: | cban_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration