Line Of Credit (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Aug. 31, 2014	Aug. 31, 2013
Revolving Line Of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 10.0
Percentage added to LIBOR rate	2.50%
Interest rate	2.70%	2.80%
Unused credit fee	0.33%
Maximum funded debt to EBITDAR ratio	3.00
Minimum fixed charge coverage ratio	1.5
Limit on capital expenditures	8.0
Term Loan Payable [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 5.0