Note 8 - Pension Plans: Schedule of Allocation of Plan Assets (Details) (USD $) In Thousands, unless otherwise specified	Jul. 28, 2012		Jul. 30, 2011
Pension asset - cash	$ 607		$ 834
Pension asset - equity securities - company stock	804		610
Pension asset - equity securities - U.S. large cap	13,488	[1]	11,671	[1]
Pension asset - equity securities - U.S. small/mid cap	5,438	[2]	4,823	[2]
Pension asset - equity securities - international	3,697	[3]	4,143	[3]
Pension asset - equity securities - emerging markets	1,010	[4]	640	[4]
Pension asset - fixed income securities - u.s. treasuries	7,657	[5]	7,382	[5]
Pension asset - fixed income securities - mortgage backed	1,952	[5]	1,699	[5]
Pension asset - fixed income securities - corporate bonds	2,763	[5]	2,165	[5]
Pension asset - total	$ 37,416		$ 33,967

[1] Includes directly owned securities and mutual funds, primarily low-cost equity index funds not actively managed that track the S&P 500.

[2] Includes directly owned securities and mutual funds, which invest in diversified portfolios of publicly traded U.S. common stocks of small and medium cap companies.

[3] Includes directly owned securities and mutual funds, which invest in diversified portfolios of publicly traded common stocks of large, non-U.S. companies.

[4] Consists of mutual and exchange traded funds which invest in non-U.S. stocks in emerging markets.

[5] Includes directly owned securities and mutual funds.