| Document and Entity Information | Feb. 22, 2022 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 22, 2022 |
| Entity Registrant Name | CAESARS ENTERTAINMENT, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-36629 |
| Entity Tax Identification Number | 46-3657681 |
| Entity Address, Address Line One | 100 West Liberty Street, 12th Floor |
| Entity Address, City or Town | Reno |
| Entity Address, State or Province | NV |
| Entity Address, Postal Zip Code | 89501 |
| City Area Code | (775) |
| Local Phone Number | 328-0100 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock, $0.00001 par value |
| Trading Symbol | CZR |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001590895 |
