Regulatory Matters (Details) $ in Thousands	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
CBLR, Amount [Abstract]
Actual Amount	$ 696,828	$ 636,672
For Capital Adequacy Purposes	$ 428,795	$ 401,158
CBLR, Ratio [Abstract]
Actual Ratio	0.1300	0.1270
For Capital Adequacy Purposes	0.0850	0.0800
Community Trust Bank, Inc [Member]
Regulatory Matter [Abstract]
Maximum dividend without Approval	$ 91,000
CBLR, Amount [Abstract]
Actual Amount	662,125	$ 605,606
For Capital Adequacy Purposes	$ 426,527	$ 399,303
CBLR, Ratio [Abstract]
Actual Ratio	0.1242	0.1213
For Capital Adequacy Purposes	0.0850	0.0800

Amount of community bank leverage ratio as defined by regulatory framework.

No definition available.

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Amount of minimum community bank leverage ratio required for capital adequacy as defined by regulatory framework.

No definition available.

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Ratio of minimum community bank leverage ratio to average assets required for capital adequacy as defined by regulatory framework.

No definition available.

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Ratio of community bank leverage ratio to average assets as defined by regulatory framework.

No definition available.

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No definition available.

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No definition available.

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No definition available.

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Amount of dividends that can be declared or paid without approval of regulatory agency.

No definition available.

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