Condensed Consolidating Financial Information (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Revenues:
Casino									$ 7,437,002	$ 5,533,088	$ 3,524,798
Rooms									1,000,035	797,499	657,783
Food and beverage									598,823	446,558	327,699
Mall									325,123	186,617	137,290
Convention, retail and other									501,351	354,175	281,874
Gross revenue									9,862,334	7,317,937	4,929,444
Less promotional allowances									(451,589)	(464,755)	(366,339)
Net revenues	2,544,355	2,409,375	2,345,096	2,111,919	2,015,046	1,908,772	1,594,476	1,334,888	9,410,745	6,853,182	4,563,105
Operating expenses:
Casino									4,007,887	3,249,227	2,349,422
Rooms									210,052	143,326	121,097
Food and beverage									307,446	207,956	165,977
Mall									59,183	43,771	32,697
Convention, retail and other									338,109	230,907	207,680
Provision for doubtful accounts									150,456	97,762	103,802
General and administrative									836,924	683,298	526,199
Corporate expense									185,694	108,848	132,098
Rental expense									43,366	41,302	29,899
Pre-opening expense									65,825	114,833	157,731
Development expense									11,309	1,783	533
Depreciation and amortization									794,404	694,971	586,041
Impairment loss									0	16,057	169,468
Loss on disposal of assets									10,203	38,555	9,201
Total operating expenses									7,020,858	5,672,596	4,591,845
Operating income (loss)	663,282	632,556	608,122	485,927	488,686	383,305	166,775	141,820	2,389,887	1,180,586	(28,740)
Other income (expense):
Interest income									14,394	8,947	11,122
Interest expense, net of amounts capitalized									(282,949)	(306,813)	(321,870)
Other income (expense)									(3,955)	(8,260)	(9,891)
Loss on modification or early retirement of debt									(22,554)	(18,555)	(23,248)
Income before income taxes									2,094,823	855,905	(372,627)
Income tax benefit (expense)									(211,704)	(74,302)	3,884
Net income (loss)	524,352	505,172	489,092	364,503	386,407	268,834	78,548	47,814	1,883,119	781,603	(368,743)
Net (income) loss attributable to noncontrolling interests									(322,996)	(182,209)	14,264
Net income (loss) attributable to Las Vegas Sands Corp.	435,284	424,879	410,637	289,323	325,509	214,497	41,807	17,581	1,560,123	599,394	(354,479)
Las Vegas Sands Corp. [Member]
Revenues:
Less promotional allowances									(720)	(597)	(722)
Net revenues									(720)	(597)	(722)
Operating expenses:
Corporate expense									165,120	93,262	118,940
Pre-opening expense										654	1,067
Development expense									11,312	1,783	432
Depreciation and amortization									18,493	12,578	11,369
Loss on disposal of assets									7,662	1,605	0
Total operating expenses									202,587	109,882	131,808
Operating income (loss)									(203,307)	(110,479)	(132,530)
Other income (expense):
Interest income									3,702	3,614	10,331
Interest expense, net of amounts capitalized									(13,856)	(15,380)	(18,456)
Other income (expense)									171	(1,500)	(1)
Loss on modification or early retirement of debt										3,358
Income from equity investments in subsidiaries									1,716,119	709,794	(121,813)
Income before income taxes									1,502,829	589,407	(262,469)
Income tax benefit (expense)									57,294	9,987	(92,010)
Net income (loss)									1,560,123	599,394	(354,479)
Net income (loss) attributable to Las Vegas Sands Corp.									1,560,123	599,394	(354,479)
Guarantor Subsidiaries [Member]
Revenues:
Casino									430,758	496,637	473,176
Rooms									450,487	445,458	437,630
Food and beverage									186,894	159,285	150,588
Convention, retail and other									280,349	218,586	156,249
Gross revenue									1,348,488	1,319,966	1,217,643
Less promotional allowances									(75,238)	(155,394)	(164,495)
Net revenues									1,273,250	1,164,572	1,053,148
Operating expenses:
Casino									266,203	300,083	286,884
Rooms									136,416	99,066	94,562
Food and beverage									88,485	69,644	65,793
Convention, retail and other									87,779	75,041	73,261
Provision for doubtful accounts									14,532	30,277	52,832
General and administrative									254,139	239,561	241,011
Corporate expense									280	270	269
Rental expense											2,937
Pre-opening expense									15	7	99
Depreciation and amortization									228,013	224,372	230,864
Impairment loss											151,175
Loss on disposal of assets									2,590	9,423	3,158
Total operating expenses									1,078,452	1,047,744	1,202,845
Operating income (loss)									194,798	116,828	(149,697)
Other income (expense):
Interest income									112,218	89,522	47,508
Interest expense, net of amounts capitalized									(95,993)	(106,463)	(120,682)
Other income (expense)									(1,946)	3,325	665
Loss on modification or early retirement of debt									(503)	(21,692)
Income from equity investments in subsidiaries									1,443,385	589,784	13,629
Income before income taxes									1,651,959	671,304	(208,577)
Income tax benefit (expense)									(57,111)	(10,055)	95,304
Net income (loss)									1,594,848	661,249	(113,273)
Net (income) loss attributable to noncontrolling interests									(2,495)
Net income (loss) attributable to Las Vegas Sands Corp.									1,592,353	661,249	(113,273)
Non-Guarantor Subsidiaries [Member]
Revenues:
Casino									7,006,244	5,036,451	3,051,622
Rooms									549,548	352,041	220,153
Food and beverage									411,929	287,273	177,111
Mall									325,123	186,617	137,290
Convention, retail and other									362,050	218,297	141,448
Gross revenue									8,654,894	6,080,679	3,727,624
Less promotional allowances									(374,060)	(305,744)	(198,308)
Net revenues									8,280,834	5,774,935	3,529,316
Operating expenses:
Casino									3,744,193	2,951,842	2,064,913
Rooms									73,636	44,261	26,535
Food and beverage									223,807	144,397	106,566
Mall									59,183	43,771	32,697
Convention, retail and other									274,582	172,721	141,423
Provision for doubtful accounts									135,924	67,485	50,970
General and administrative									583,472	444,882	286,303
Corporate expense									130,608	74,200	14,642
Rental expense									43,366	41,302	26,962
Pre-opening expense									65,818	114,232	156,573
Development expense											101
Depreciation and amortization									547,898	458,021	343,808
Impairment loss										16,057	18,293
Loss on disposal of assets									(49)	27,527	6,043
Total operating expenses									5,882,438	4,600,698	3,275,829
Operating income (loss)									2,398,396	1,174,237	253,487
Other income (expense):
Interest income									9,867	3,735	657
Interest expense, net of amounts capitalized									(284,493)	(272,894)	(230,106)
Other income (expense)									(2,180)	(10,085)	(10,555)
Loss on modification or early retirement of debt									(22,051)	(221)	(23,248)
Income before income taxes									2,099,539	894,772	(9,765)
Income tax benefit (expense)									(211,887)	(74,234)	590
Net income (loss)									1,887,652	820,538	(9,175)
Net (income) loss attributable to noncontrolling interests									(320,501)	(182,209)	14,264
Net income (loss) attributable to Las Vegas Sands Corp.									1,567,151	638,329	5,089
Consolidating/ Eliminating Entries [Member]
Revenues:
Convention, retail and other									(141,048)	(82,708)	(15,823)
Gross revenue									(141,048)	(82,708)	(15,823)
Less promotional allowances									(1,571)	(3,020)	(2,814)
Net revenues									(142,619)	(85,728)	(18,637)
Operating expenses:
Casino									(2,509)	(2,698)	(2,375)
Rooms										(1)
Food and beverage									(4,846)	(6,085)	(6,382)
Convention, retail and other									(24,252)	(16,855)	(7,004)
General and administrative									(687)	(1,145)	(1,115)
Corporate expense									(110,314)	(58,884)	(1,753)
Pre-opening expense									(8)	(60)	(8)
Development expense									(3)
Total operating expenses									(142,619)	(85,728)	(18,637)
Other income (expense):
Interest income									(111,393)	(87,924)	(47,374)
Interest expense, net of amounts capitalized									111,393	87,924	47,374
Income from equity investments in subsidiaries									(3,159,504)	(1,299,578)	108,184
Income before income taxes									(3,159,504)	(1,299,578)	108,184
Net income (loss)									(3,159,504)	(1,299,578)	108,184
Net income (loss) attributable to Las Vegas Sands Corp.									$ (3,159,504)	$ (1,299,578)	$ 108,184