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Goodwill and Intangible Assets, net - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Oct. 23, 2020	Dec. 31, 2020	Dec. 31, 2019
Schedule Of Finite And Indefinite Lived Intangible Assets
Goodwill acquired		$ 121,039	$ 18,463
Betbull Acquisition
Schedule Of Finite And Indefinite Lived Intangible Assets
Goodwill acquired		$ 121,000
Macau Gaming Concession
Schedule Of Finite And Indefinite Lived Intangible Assets
Intangible assets, useful life, years		20 years
Future amortization expense, 2021		$ 2,400
Future amortization expense, 2022		$ 1,200
Massachusetts Gaming License
Schedule Of Finite And Indefinite Lived Intangible Assets
Intangible assets, useful life, years		15 years
Expected amortization of associated intangible assets, each year 2021-2033		$ 7,800
Expected amortization of associated intangible assets, 2034		$ 3,700
Trademarks | Betbull Acquisition
Schedule Of Finite And Indefinite Lived Intangible Assets
Intangible assets, useful life, years	10 years	10 years
Customer Lists | Betbull Acquisition
Schedule Of Finite And Indefinite Lived Intangible Assets
Intangible assets, useful life, years	3 years	3 years
Other
Schedule Of Finite And Indefinite Lived Intangible Assets
Future amortization expense, 2021 through 2022		$ 3,400
Future amortization expense, 2023		2,900
Future amortization expense, 2024 through 2030		$ 1,000

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