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VARIABLE INTEREST ENTITIES - Narrative (Details) - La Cygne Unit 2 [Member]	12 Months Ended
	Dec. 31, 2023
Variable Interest Entity [Line Items]
VIE ownership percentage	50.00%
Evergy Kansas Central
Variable Interest Entity [Line Items]
VIE ownership percentage	50.00%

X

- 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

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