XML 49 R39.htm IDEA: XBRL DOCUMENT
v3.23.3

Loans, Nonaccrual Loans Segregated by Class of Loans (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | $ 0 | $ 0
Nonaccrual loans with ACL | 4,916 | 6,813
90+ and still accruing | 8,069 | 8,496
Nonperforming loans | $ 12,985 | 15,309
Past due period after which loans must be well secured and in process of collection to continue accruing interest | 90 days |
Commercial [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | $ 0 | 0
Nonaccrual loans with ACL | 2,045 | 2,453
90+ and still accruing | 1,855 | 2,574
Nonperforming loans | 3,900 | 5,027
Commercial [Member] | Hotel/Motel [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 0 | 0
90+ and still accruing | 0 | 0
Nonperforming loans | 0 | 0
Commercial [Member] | Commercial Real Estate Residential [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 514 | 355
90+ and still accruing | 313 | 258
Nonperforming loans | 827 | 613
Commercial [Member] | Commercial Real Estate Nonresidential [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 970 | 1,116
90+ and still accruing | 1,163 | 1,947
Nonperforming loans | 2,133 | 3,063
Commercial [Member] | Commercial Other [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 561 | 982
90+ and still accruing | 379 | 369
Nonperforming loans | 940 | 1,351
Residential [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 2,871 | 4,360
90+ and still accruing | 5,627 | 5,416
Nonperforming loans | 8,498 | 9,776
Residential [Member] | Real Estate Mortgage [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 2,678 | 4,069
90+ and still accruing | 5,159 | 4,929
Nonperforming loans | 7,837 | 8,998
Residential [Member] | Home Equity Lines [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 193 | 291
90+ and still accruing | 468 | 487
Nonperforming loans | 661 | 778
Consumer [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 0 | 0
90+ and still accruing | 587 | 506
Nonperforming loans | 587 | 506
Consumer [Member] | Consumer Direct [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 0 | 0
90+ and still accruing | 29 | 41
Nonperforming loans | 29 | 41
Consumer [Member] | Consumer Indirect [Member] |  |
Nonaccrual loans segregated by class of loans [Abstract] |  |
Nonaccrual loans with no ACL | 0 | 0
Nonaccrual loans with ACL | 0 | 0
90+ and still accruing | 558 | 465
Nonperforming loans | $ 558 | $ 465

X
- Definition Past due period after which loans must be well secured and in the process of collection to continue accruing interest, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter. + References No definition available. + Details
Name: | ctbi_FinancingReceivablesPastDuePeriodAfterWhichLoansMustBeWellSecuredAndInProcessOfCollectionToContinueAccruingInterest
Namespace Prefix: | ctbi_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualNoAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 80 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-80 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (b) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-7 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (2) -Publisher SEC Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-7 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-7 + Details
Name: | us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=ctbi_CommercialRealEstateNonresidentialMember
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_RealEstateLoanMember
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: |