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Goodwill and Intangible Assets, net - Schedule of Intangible Assets, Net (Detail) - USD ($) $ in Thousands	12 Months Ended
	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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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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