XML 51 R40.htm IDEA: XBRL DOCUMENT v3.25.3

Loans, Modified Loans Segregated by Loan Segment and Concession Granted (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 7,736	$ 183	$ 8,235	$ 1,020
% of total	0.16%	0.00%	0.17%	0.02%
Term Extension [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 3,416	$ 2,446	$ 13,146	$ 8,553
% of total	0.07%	0.06%	0.27%	0.20%
Combination - Term Extension and Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 445	$ 454	$ 2,544	$ 916
% of total	0.01%	0.01%	0.05%	0.02%
Payment Change [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 186	$ 2,159	$ 1,113	$ 3,159
% of total	0.00%	0.05%	0.02%	0.07%
Commercial [Member] | Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 7,254	$ 0	$ 7,381	$ 0
% of total	0.30%	0.00%	0.30%	0.00%
Commercial [Member] | Interest Rate Reduction [Member] | Hotel/Motel [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Interest Rate Reduction [Member] | Commercial Real Estate Residential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Interest Rate Reduction [Member] | Commercial Real Estate Nonresidential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 7,254	$ 0	$ 7,381	$ 0
% of total	0.79%	0.00%	0.80%	0.00%
Commercial [Member] | Interest Rate Reduction [Member] | Dealer Floorplans [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Interest Rate Reduction [Member] | Commercial Other [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Term Extension [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 334	$ 345	$ 4,318	$ 1,015
% of total	0.01%	0.02%	0.18%	0.05%
Commercial [Member] | Term Extension [Member] | Hotel/Motel [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Term Extension [Member] | Commercial Real Estate Residential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 41	$ 0	$ 340	$ 78
% of total	0.01%	0.00%	0.06%	0.02%
Commercial [Member] | Term Extension [Member] | Commercial Real Estate Nonresidential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 124	$ 0	$ 2,616	$ 0
% of total	0.01%	0.00%	0.28%	0.00%
Commercial [Member] | Term Extension [Member] | Dealer Floorplans [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Term Extension [Member] | Commercial Other [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 169	$ 345	$ 1,362	$ 937
% of total	0.05%	0.10%	0.37%	0.26%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 242	$ 164	$ 1,685	$ 214
% of total	0.01%	0.01%	0.07%	0.01%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Hotel/Motel [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Commercial Real Estate Residential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 1,065	$ 13
% of total	0.00%	0.00%	0.19%	0.00%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Commercial Real Estate Nonresidential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 242	$ 0	$ 242	$ 27
% of total	0.03%	0.00%	0.03%	0.00%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Dealer Floorplans [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Commercial Other [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 164	$ 378	$ 174
% of total	0.00%	0.05%	0.10%	0.05%
Commercial [Member] | Payment Change [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 186	$ 2,149	$ 929	$ 3,094
% of total	0.01%	0.10%	0.04%	0.14%
Commercial [Member] | Payment Change [Member] | Hotel/Motel [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 1,954	$ 0	$ 1,954
% of total	0.00%	0.43%	0.00%	0.43%
Commercial [Member] | Payment Change [Member] | Commercial Real Estate Residential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 121	$ 0	$ 121	$ 206
% of total	0.02%	0.00%	0.02%	0.04%
Commercial [Member] | Payment Change [Member] | Commercial Real Estate Nonresidential [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 348	$ 0
% of total	0.00%	0.00%	0.04%	0.00%
Commercial [Member] | Payment Change [Member] | Dealer Floorplans [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Commercial [Member] | Payment Change [Member] | Commercial Other [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 65	$ 195	$ 460	$ 934
% of total	0.02%	0.06%	0.12%	0.26%
Residential [Member] | Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 482	$ 183	$ 854	$ 1,020
% of total	0.04%	0.02%	0.06%	0.09%
Residential [Member] | Interest Rate Reduction [Member] | Real Estate Mortgage [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 435	$ 183	$ 807	$ 1,020
% of total	0.04%	0.02%	0.07%	0.10%
Residential [Member] | Interest Rate Reduction [Member] | Home Equity Lines [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 47	$ 0	$ 47	$ 0
% of total	0.03%	0.00%	0.03%	0.00%
Residential [Member] | Term Extension [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 2,780	$ 2,030	$ 8,037	$ 7,156
% of total	0.21%	0.17%	0.60%	0.61%
Residential [Member] | Term Extension [Member] | Real Estate Mortgage [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 2,780	$ 2,030	$ 7,717	$ 7,125
% of total	0.24%	0.20%	0.67%	0.71%
Residential [Member] | Term Extension [Member] | Home Equity Lines [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 320	$ 31
% of total	0.00%	0.00%	0.17%	0.02%
Residential [Member] | Combination - Term Extension and Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 203	$ 290	$ 859	$ 702
% of total	0.02%	0.02%	0.06%	0.06%
Residential [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Real Estate Mortgage [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 108	$ 258	$ 717	$ 590
% of total	0.01%	0.03%	0.06%	0.06%
Residential [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Home Equity Lines [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 95	$ 32	$ 142	$ 112
% of total	0.05%	0.02%	0.08%	0.07%
Residential [Member] | Payment Change [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 35	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Residential [Member] | Payment Change [Member] | Real Estate Mortgage [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 35	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Residential [Member] | Payment Change [Member] | Home Equity Lines [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Interest Rate Reduction [Member] | Consumer Direct [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Interest Rate Reduction [Member] | Consumer Indirect [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Term Extension [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 302	$ 71	$ 791	$ 382
% of total	0.03%	0.01%	0.08%	0.04%
Consumer [Member] | Term Extension [Member] | Consumer Direct [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 71	$ 216	$ 103
% of total	0.00%	0.05%	0.14%	0.07%
Consumer [Member] | Term Extension [Member] | Consumer Indirect [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 302	$ 0	$ 575	$ 279
% of total	0.03%	0.00%	0.07%	0.03%
Consumer [Member] | Combination - Term Extension and Interest Rate Reduction [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Consumer Direct [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Combination - Term Extension and Interest Rate Reduction [Member] | Consumer Indirect [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 0	$ 0	$ 0
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Payment Change [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 10	$ 149	$ 65
% of total	0.00%	0.00%	0.01%	0.01%
Consumer [Member] | Payment Change [Member] | Consumer Direct [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 1	$ 0	$ 1
% of total	0.00%	0.00%	0.00%	0.00%
Consumer [Member] | Payment Change [Member] | Consumer Indirect [Member]
Modified Loans Segregated by Class of Loans and Concession Granted [Abstract]
Amortized cost	$ 0	$ 9	$ 149	$ 64
% of total	0.00%	0.00%	0.02%	0.01%

X

- References

No definition available.

+ Details

Name:	ctbi_FinancingReceivableModifiedLoansSegregatedByClassOfLoansAndConcessionGrantedAbstract
Namespace Prefix:	ctbi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

+ Details

Name:	us-gaap_FinancingReceivableModificationToTotalFinancingReceivablesPercent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of increase (decrease) in amortized cost of financing receivable modified for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-33

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-42

+ Details

Name:	us-gaap_FinancingReceivableTroubledDebtRestructuringIncreaseDecreaseFromModification
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ContractualInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityAndInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_PaymentDeferralMember
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: