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SHAREHOLDERS' EQUITY (Tables) | 12 Months Ended
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Dec. 31, 2020
Stockholders' Equity Note [Abstract] |
Schedule of Common Stock Repurchase Program | The following table summarizes the ASRs completed as part of Evergy's common stock repurchase program.
Date ASR Entered |  | Final Settlement Date |  | Amount |  | Shares Delivered
|  |  |  | (millions)
August 2018 |  | October/November 2018 |  | $ | 450.0 |  |  | 7.9 |
November 2018 |  | February 2019 |  | 475.0 |  |  | 8.3 |
March 2019 |  | June 2019 |  | 450.0 |  |  | 7.8 |
June 2019 |  | September 2019 |  | 500.0 |  |  | 8.1 |
September 2019 |  | November/December 2019 |  | 500.0 |  |  | 7.8 |

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- Definition The entire disclosure for repurchase agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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