PROPERTY AND EQUIPMENT, NET Property Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Nov. 30, 2013	Nov. 30, 2012	Aug. 31, 2013
Property, Plant and Equipment [Line Items]
Document Period End Date	Nov. 30, 2013
Property, Plant and Equipment, Gross	$ 489,673		$ 471,264
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(138,463)		(132,786)
Property, Plant and Equipment, Net	351,210		338,478
Depreciation and amortization expense	6,654	5,684
Total interest capitalized	4,492		4,475
Interest expense capitalized	299	172
Land [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	101,759		100,108
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	10 years
Property, Plant and Equipment, Gross	240,432		228,257
Furniture, Fixtures and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	3 years
Property, Plant and Equipment, Gross	133,067		119,242
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 14,415		$ 23,657
End of Useful Life [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	25 years
End of Useful Life [Member] | Furniture, Fixtures and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	15 years