XML 89 R60.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Loans and Allowance for Loan Losses (Details 8) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 Numbers | Dec. 31, 2013 Numbers | Dec. 31, 2012 Numbers
Financing Receivable, Modifications [Line Items] |  |  |
Financing Receivable, Modifications, Outstanding Recorded Investment | $ 4,956,000us-gaap_FinancingReceivableModificationsRecordedInvestment | $ 5,753,000us-gaap_FinancingReceivableModificationsRecordedInvestment |
Commercial Real Estate Mortgage [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Financing Receivable, Pre-Modifications, Number of Contracts | 3us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 2us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 5us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember
Financing Receivable, Modifications, Post-Modification Outstanding Recorded Investment | 902,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 2,073,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 5,971,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember
Financing Receivable, Modifications, Outstanding Recorded Investment | 902,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 2,073,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember | 5,971,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_CommercialRealEstateMortgageMember
Consumer Real Estate Mortgage [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Financing Receivable, Pre-Modifications, Number of Contracts | 1us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 2us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 1us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember
Financing Receivable, Modifications, Post-Modification Outstanding Recorded Investment | 65,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 239,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 65,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember
Financing Receivable, Modifications, Outstanding Recorded Investment | 65,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 239,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember | 65,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_ConsumerRealEstateMortgageMember
Construction and Land Development [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Financing Receivable, Pre-Modifications, Number of Contracts |  | 3us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember | 3us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember
Financing Receivable, Modifications, Post-Modification Outstanding Recorded Investment |  | 728,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember | 1,178,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember
Financing Receivable, Modifications, Outstanding Recorded Investment |  | 728,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember | 1,178,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_ConstructionAndLandDevelopmentMember
Commercial and Industrial Loans [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Financing Receivable, Pre-Modifications, Number of Contracts |  | 3us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember | 5us-gaap_FinancingReceivableModificationsNumberOfContracts2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember
Financing Receivable, Modifications, Post-Modification Outstanding Recorded Investment |  | 2,389,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember | 2,432,000us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember
Financing Receivable, Modifications, Outstanding Recorded Investment |  | $ 2,389,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember | $ 2,432,000us-gaap_FinancingReceivableModificationsRecordedInvestment / us-gaap_FinancialInstrumentAxis = csbq_CommercialAndIndustrialLoansMember

X
- Details
Name: | us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
Name: | us-gaap_FinancingReceivableModificationsRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=csbq_CommercialAndIndustrialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=csbq_CommercialRealEstateMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=csbq_ConstructionAndLandDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=csbq_ConsumerRealEstateMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |