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Segments and Disaggregation of Revenue - Schedule of Group's Segment Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	$ 3,397	$ 2,918
US [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	1,410	1,071
GB [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	861	736
International segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	797	760
AU [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	329	351
Sportsbook [Member] | US [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	986	759
Sportsbook [Member] | GB [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	411	376
Sportsbook [Member] | International segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	160	181
Sportsbook [Member] | AU [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	329	351
iGaming [Member] | US [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	358	241
iGaming [Member] | GB [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	406	319
iGaming [Member] | International segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	600	553
Other [Member] | US [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	66	71
Other [Member] | GB [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	44	41
Other [Member] | International segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Total reportable segment revenue	$ 37	$ 26

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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- Definition

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+ References

No definition available.

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