Fair Value of Plan Assets (Details) - Community Trust Bancorp, Inc. Savings Plan [Member]	Dec. 31, 2025 USD ($)
Recurring [Member]
Fair Value of Plan Assets [Abstract]
Liabilities measured at fair value	$ 0
Nonrecurring [Member]
Fair Value of Plan Assets [Abstract]
Liabilities measured at fair value	0
Assets measured at fair value	$ 0

Fair value of investment liability held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative and investment liability measured at net asset value per share as practical expedient.

- Definition

Fair value of investment, excluding plan interest in master trust, held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract not meeting fully-benefit responsive investment criteria.

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+ Details

- 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.

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+ Details