PROPERTY AND EQUIPMENT, NET Property Plant and Equipment (Details) - USD ($)	3 Months Ended
	Nov. 30, 2015	Nov. 30, 2014	Aug. 31, 2015
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 616,798,000		$ 598,648,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(173,736,000)		(165,608,000)
Property, Plant and Equipment, Net	443,062,000		433,040,000
Depreciation and amortization expense	9,203,000	$ 7,797,000
Total interest capitalized	7,076,000		6,961,000
Interest expense capitalized	294,000	$ 616,000
Accounts Payable, Current	275,908,000		241,978,000
Accrued Liabilities, Current	23,450,000		23,558,000
Land [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 128,924,000		128,071,000
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	$ 289,517,000		278,982,000
Furniture, Fixtures and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 174,404,000		164,916,000
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	3 years
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 23,953,000		26,679,000
Accounts Payable, Current	116,000		458,000
Accrued Liabilities, Current	$ 1,500,000		$ 1,500,000
Maximum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	25 years
Maximum [Member] | Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Minimum	15 years