XML 74 R59.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Loans, Major Classifications of Loans, Net of Income and Deferred Loan Origination Cost (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 USD ($) Segment | Dec. 31, 2014 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | $ 2,873,961 | $ 2,733,824
Number of portfolio segments | Segment | 9 |
Loans held for sale [Abstract] |  |
Loans held for sale | $ 1,172 | 2,264
Commercial [Member] | Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 78,020 | 121,942
Commercial [Member] | Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 1,052,919 | 948,626
Commercial [Member] | Equipment Lease Financing [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 8,514 | 10,344
Commercial [Member] | Other [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 358,898 | 352,048
Residential [Member] | Construction [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 61,750 | 62,412
Residential [Member] | Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 707,874 | 712,465
Residential [Member] | Home Equity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 89,450 | 88,335
Consumer [Member] | Consumer Direct [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | 126,406 | 122,136
Consumer [Member] | Consumer Indirect [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans, net of unearned income and deferred origination costs | $ 390,130 | $ 315,516

X
- Definition Number of portfolio segments through which the Company segregates and evaluates its loan portfolio. + References No definition available. + Details
Name: | ctbi_NumberOfPortfolioSegments
Namespace Prefix: | ctbi_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_RealEstateLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ctbi_EquipmentLeaseFinancingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ctbi_CommercialOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ctbi_ConsumerDirectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ctbi_ConsumerIndirectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |