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Segment Information - Schedule of Capital Expenditures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	$ 660,433	$ 419,929	$ 442,793
Corporate Segment and Other Operating Segment
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	105,931	62,361	93,201
Operating Segments | Macau Operations
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	239,963	165,127	91,864
Operating Segments | Las Vegas Operations
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	287,638	159,789	187,150
Operating Segments | Encore Boston Harbor
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	26,901	32,652	70,578
Wynn Palace | Operating Segments | Macau Operations
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	167,199	107,458	66,262
Wynn Macau | Operating Segments | Macau Operations
Segment Reporting Information
Segment, Expenditure, Addition to Long-Lived Assets	$ 72,764	$ 57,669	$ 25,602

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Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets.

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