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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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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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