Stock-Based Employee Compensation (Details 2) (LVSC 2004 Plan [Member], USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Summary of the unvested restricted shares
Granted, Shares	1,250,381	16
Granted, Weighted Average Grant Date Fair Value	$ 45.42	$ 25.37
Restricted Stock [Member]
Summary of the unvested restricted shares
Unvested as of January 1, 2011, Shares	22,939
Unvested as of January 1, 2011, Weighted Average Grant Date Fair Value	$ 23.70
Granted, Shares	1,250,381
Granted, Weighted Average Grant Date Fair Value	$ 45.42
Vested, Shares	(19,615)
Vested, Weighted Average Grant Date Fair Value	$ 27.01
Forfeited, Shares	(11,500)
Forfeited, Weighted Average Grant Date Fair Value	$ 46.04
Unvested as of December 31, 2011, Shares	1,242,205
Unvested as of December 31, 2011, Weighted Average Grant Date Fair Value	$ 45.30