XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.25.3

Loans, Loan Portfolio Aging Analysis, Segregated by Class (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | $ 4,793,915 | $ 4,486,637
Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 41,503 | 41,667
30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 12,237 | 11,278
60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 6,936 | 6,012
90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 22,330 | 24,377
Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 4,752,412 | 4,444,970
Commercial [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,424,910 | 2,272,679
Commercial [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 19,636 | 18,850
Commercial [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 4,606 | 2,957
Commercial [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 262 | 1,157
Commercial [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 14,768 | 14,736
Commercial [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,405,274 | 2,253,829
Commercial [Member] | Hotel/Motel [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 483,833 | 458,832
Commercial [Member] | Hotel/Motel [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 116 | 0
Commercial [Member] | Hotel/Motel [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 116 | 0
Commercial [Member] | Hotel/Motel [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Hotel/Motel [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Hotel/Motel [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 483,717 | 458,832
Commercial [Member] | Commercial Real Estate Residential [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 573,270 | 508,310
Commercial [Member] | Commercial Real Estate Residential [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,932 | 1,847
Commercial [Member] | Commercial Real Estate Residential [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 169 | 575
Commercial [Member] | Commercial Real Estate Residential [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 63 | 444
Commercial [Member] | Commercial Real Estate Residential [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,700 | 828
Commercial [Member] | Commercial Real Estate Residential [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 570,338 | 506,463
Commercial [Member] | Commercial Real Estate Nonresidential [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 921,682 | 865,031
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 13,733 | 14,357
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,563 | 1,349
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 85 | 118
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 11,085 | 12,890
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 907,949 | 850,674
Commercial [Member] | Dealer Floorplans [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 73,842 | 84,956
Commercial [Member] | Dealer Floorplans [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Dealer Floorplans [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Dealer Floorplans [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Dealer Floorplans [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 0 | 0
Commercial [Member] | Dealer Floorplans [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 73,842 | 84,956
Commercial [Member] | Commercial Other [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 372,283 | 355,550
Commercial [Member] | Commercial Other [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,855 | 2,646
Commercial [Member] | Commercial Other [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,758 | 1,033
Commercial [Member] | Commercial Other [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 114 | 595
Commercial [Member] | Commercial Other [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 983 | 1,018
Commercial [Member] | Commercial Other [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 369,428 | 352,904
Residential [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,341,731 | 1,210,826
Residential [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 15,195 | 14,836
Residential [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,862 | 2,573
Residential [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 5,421 | 3,652
Residential [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 6,912 | 8,611
Residential [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,326,536 | 1,195,990
Residential [Member] | Real Estate Mortgage [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,157,540 | 1,043,401
Residential [Member] | Real Estate Mortgage [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 12,269 | 11,956
Residential [Member] | Real Estate Mortgage [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,092 | 654
Residential [Member] | Real Estate Mortgage [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 4,773 | 3,304
Residential [Member] | Real Estate Mortgage [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 6,404 | 7,998
Residential [Member] | Real Estate Mortgage [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,145,271 | 1,031,445
Residential [Member] | Home Equity Lines [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 184,191 | 167,425
Residential [Member] | Home Equity Lines [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 2,926 | 2,880
Residential [Member] | Home Equity Lines [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,770 | 1,919
Residential [Member] | Home Equity Lines [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 648 | 348
Residential [Member] | Home Equity Lines [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 508 | 613
Residential [Member] | Home Equity Lines [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 181,265 | 164,545
Consumer [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,027,274 | 1,003,132
Consumer [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 6,672 | 7,981
Consumer [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 4,769 | 5,748
Consumer [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,253 | 1,203
Consumer [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 650 | 1,030
Consumer [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,020,602 | 995,151
Consumer [Member] | Consumer Direct [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 149,719 | 152,843
Consumer [Member] | Consumer Direct [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,120 | 1,251
Consumer [Member] | Consumer Direct [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 943 | 876
Consumer [Member] | Consumer Direct [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 142 | 107
Consumer [Member] | Consumer Direct [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 35 | 268
Consumer [Member] | Consumer Direct [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 148,599 | 151,592
Consumer [Member] | Consumer Indirect [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 877,555 | 850,289
Consumer [Member] | Consumer Indirect [Member] | Total Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 5,552 | 6,730
Consumer [Member] | Consumer Indirect [Member] | 30-59 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 3,826 | 4,872
Consumer [Member] | Consumer Indirect [Member] | 60-89 Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 1,111 | 1,096
Consumer [Member] | Consumer Indirect [Member] | 90+ Days Past Due [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | 615 | 762
Consumer [Member] | Consumer Indirect [Member] | Current [Member] |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |
Loans and lease financing | $ 872,003 | $ 843,559

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

X
- Definition Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482736/825-10-45-1A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477011/948-310-45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-13 Reference 5: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7A Reference 6: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 29 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-29 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (1) -Publisher SEC Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1404 -Paragraph a -Publisher SEC Reference 10: 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 11: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-14 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables30To59DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables60To89DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancialAssetNotPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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_DealerFloorplansMember
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: |