Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 311,378	$ 803,084	$ 889,254
Other comprehensive income (loss):
Foreign currency translation adjustments, before and after tax	376	(1,936)	(3,832)
Change in net unrealized loss (gain) on investment securities, before and after tax	0	1,292	(563)
Redemption Note credit risk adjustment, net of tax of $2,735	0	9,211	0
Total comprehensive income	311,754	811,651	884,859
Less: comprehensive income attributable to noncontrolling interests	(188,498)	(230,115)	(141,007)
Comprehensive income attributable to Wynn Resorts, Limited	$ 123,256	$ 581,536	$ 743,852