Earnings per Share - Schedule of Reconciliation of the Numerators and Denominators of the Basic and Diluted Net Income Per Share Computations (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income (loss) from continuing operations attributable to Caesars, net of income taxes	$ (989)	$ (1,737)	$ 81
Discontinued operations, net of income taxes	(30)	(20)	0
Net income (loss) attributable to Caesars	$ (1,019)	$ (1,757)	$ 81
Shares outstanding:
Weighted average shares outstanding - basic (in shares)	211	130	78
Weighted average shares outstanding – diluted (in shares)	211	130	79
Earnings Per Share, Basic [Abstract]
Basic income (loss) per share from continuing operations (in dollars per shares)	$ (4.69)	$ (13.35)	$ 1.04
Basic loss per share from discontinued operations (in dollars per share)	(0.14)	(0.15)	0
Basic income (loss) per share (in dollars per share)	(4.83)	(13.50)	1.04
Earnings Per Share, Diluted [Abstract]
Diluted income (loss) per share from continuing operations (in dollars per share)	(4.69)	(13.35)	1.03
Diluted loss per share from discontinued operations (in dollars per share)	(0.14)	(0.15)	0
Net income (loss) per common share attributable to common stockholders – diluted: (in dollars per share)	$ (4.83)	$ (13.50)	$ 1.03
Restricted Stock Units (RSUs)
Shares outstanding:
Effect of dilutive securities (in shares)	0	0	1

Earnings per Share - Schedule of Reconciliation of the Numerators and Denominators of the Basic and Diluted Net Income Per Share Computations (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions

12 Months Ended

Dec. 31, 2021

Dec. 31, 2020

Dec. 31, 2019

Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]

Net income (loss) from continuing operations attributable to Caesars, net of income taxes

$ (989)

$ (1,737)

$ 81

Discontinued operations, net of income taxes

(30)

(20)

Net income (loss) attributable to Caesars

$ (1,019)

$ (1,757)

$ 81

Shares outstanding:

Weighted average shares outstanding - basic (in shares)

211

130

Weighted average shares outstanding – diluted (in shares)

211

130

Earnings Per Share, Basic [Abstract]

Basic income (loss) per share from continuing operations (in dollars per shares)

$ (4.69)

$ (13.35)

$ 1.04

Basic loss per share from discontinued operations (in dollars per share)

(0.14)

(0.15)

Basic income (loss) per share (in dollars per share)

(4.83)

(13.50)

1.04

Earnings Per Share, Diluted [Abstract]

Diluted income (loss) per share from continuing operations (in dollars per share)

(4.69)

(13.35)

1.03

Diluted loss per share from discontinued operations (in dollars per share)

(0.14)

(0.15)

Net income (loss) per common share attributable to common stockholders – diluted: (in dollars per share)

$ (4.83)

$ (13.50)

$ 1.03

Restricted Stock Units (RSUs)

Shares outstanding:

Effect of dilutive securities (in shares)

- 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

No definition available.