Note 13 - Lease Financing Obligations (Details) (USD $) In Millions, unless otherwise specified	Jul. 31, 2013	Jul. 31, 2012	Dec. 30, 2011	Oct. 31, 2011	Jun. 30, 2010	Dec. 31, 2009	Jul. 31, 2009	Dec. 29, 2013 Minimum [Member]	Dec. 29, 2013 Maximum [Member]
Note 13 - Lease Financing Obligations (Details) [Line Items]
Capital Lease Obligations	$ 0.2	$ 0.9	$ 4.5	$ 5.8	$ 1.0	$ 1.3	$ 1.1
Capital Lease License Term	29 months	3 years	3 years	3 years	3 years	28 months	3 years
Debt Instrument, Interest Rate, Effective Percentage								2.00%	7.25%