Note 14 - Derivative Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	May 31, 2014	May 31, 2014 Interest Rate Swap [Member] London Interbank Offered Rate (LIBOR) [Member]	Sep. 29, 2012 Interest Rate Swap [Member] London Interbank Offered Rate (LIBOR) [Member]	Sep. 28, 2012 Interest Rate Swap [Member] London Interbank Offered Rate (LIBOR) [Member]	May 31, 2014 Interest Rate Swap [Member]	Sep. 28, 2012 Interest Rate Swap [Member]
Note 14 - Derivative Financial Instruments (Details) [Line Items]
Derivative, Notional Amount (in Dollars)						$ 320
Derivative, Lower Fixed Interest Rate Range		1.25%	1.25%	1.50%
Derivative, Average Fixed Interest Rate		1.67%	1.59%	1.80%
Derivative, Amount of Hedged Item (in Dollars)					240.0
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred (in Dollars)	$ 0.9