Note 5 - Income Taxes: Schedule of Deferred Tax Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Jul. 28, 2012	Jul. 30, 2011	Jul. 31, 2010
Deferred Tax Asset Tax Deferred Leasing Activities	$ 4,893	$ 4,261	$ 3,565
Deferred Tax Asset Tax Deferred Uncertain Tax Position	6,681	5,514	4,474
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits	4,344	5,922	3,902
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions	10,316	7,429	6,947
Deferred Tax Assets, Tax Deferred Expense, Other	1,656	1,062	1,030
Deferred Tax Assets, Gross	27,890	24,188	19,918
Deferred Tax Liabilities, Property, Plant and Equipment	17,826	16,651	14,511
Deferred Tax Liabilities Patronage Dividend Receivable	4,392	3,656	3,550
Deferred Tax Liabilities, Investment in Noncontrolled Affiliates	950	950	950
Deferred Tax Liabilities, Other	163	170	170
Deferred Tax Liabilities, Gross, Current	23,331	21,427	19,181
Deferred Tax Assets, Net of Valuation Allowance	$ 4,559	$ 2,761	$ 737