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Goodwill and Intangible Assets, net - Schedule of Intangible Assets, Net (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Intangible Assets |  |
Finite-lived intangible assets, net | $ 125,703 | $ 119,554
Indefinite-lived intangible assets | 8,397 | 8,397
Goodwill: |  |
Balance at beginning of year | 18,463 | 0
Acquisitions | 121,039 | 18,463
Foreign currency translation | 4,593 | 0
Balance end of period | 144,095 | 18,463
Total intangible assets, net | 278,195 | 146,414
Macau Gaming Concession |  |
Intangible Assets |  |
Finite-lived intangible assets, gross | 42,300 | 42,300
Less: accumulated amortization | (38,731) | (36,348)
Finite-lived intangible assets, net | 3,569 | 5,952
Massachusetts Gaming License |  |
Intangible Assets |  |
Finite-lived intangible assets, gross | 117,700 | 117,700
Less: accumulated amortization | (11,944) | (4,098)
Finite-lived intangible assets, net | 105,756 | 113,602
Other |  |
Intangible Assets |  |
Finite-lived intangible assets, gross | 16,998 | 0
Less: accumulated amortization | (620) | 0
Finite-lived intangible assets, net | 16,378 | 0
Water rights and other |  |
Intangible Assets |  |
Indefinite-lived intangible assets | $ 8,397 | $ 8,397

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