Stock-Based Employee Compensation - Stock-Based Compensation Activity (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended	11 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 10, 2012	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Compensation expense:
Stock options			$ 35,777	$ 44,691	$ 56,462
Restricted stock and stock units			29,651	18,023	1,559
Total compensation expense			65,428	62,714	58,021
Income tax benefit recognized in the consolidated statements of operations
Compensation cost capitalized as part of property and equipment			938	576	2,797
LVSC 2004 Plan [Member]
Compensation expense:
Stock options granted	3,677	532,922	537,000	263,000	4,497,000
Stock options granted, weighted average grant date fair value			$ 36.17	$ 36.31	$ 15.95
Stock options exercised:
Intrinsic value			84,761	89,814	47,529
Cash received			34,668	23,238	16,455
Tax benefit realized for tax deductions from stock-based compensation
LVSC 2004 Plan [Member] | Restricted stock [Member]
Compensation expense:
Restricted shares granted			516,556	1,250,000	16,000
Restricted stock and stock units granted, weighted average grant date fair value			$ 52.97	$ 45.42	$ 25.37
LVSC 2004 Plan [Member] | Restricted stock units (RSUs) [Member]
Compensation expense:
Restricted shares granted			332,500	42,000
Restricted stock and stock units granted, weighted average grant date fair value			$ 25.98	$ 47.15
SCL Equity Plan [Member]
Compensation expense:
Stock options granted			7,761,800	9,987,000	26,189,000
Stock options granted, weighted average grant date fair value			$ 1.65	$ 1.71	$ 1.06
Stock options exercised:
Intrinsic value			12,261	1,699
Cash received			11,572	2,267
Tax benefit realized for tax deductions from stock-based compensation