Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount	$ (253)	$ 138
Goodwill impairment	$ 0	$ 54	$ 0
Effective Income Tax Rate Reconciliation, Goodwill Impairment, Percent	0.00%	(1.50%)	0.00%
Other Income Tax Expense (Benefit), Continuing Operations			$ 50
UK Gaming [Member]
Valuation allowance
Goodwill impairment		$ 54

Effective Income Tax Rate Reconciliation, Goodwill Impairment, Percent

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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Amount of other current and other deferred income tax expense (benefit) attributable to continuing operations.

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- 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

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