Note 8 - Pension Plans: Schedule of Allocation of Plan Assets (Details) (USD $) In Thousands, unless otherwise specified	Jul. 27, 2013		Jul. 28, 2012
Details
Pension asset - cash	$ 1,747		$ 607
Pension asset - equity securities - company stock	837		804
Pension asset - equity securities - U.S. large cap	16,385	[1]	13,488	[1]
Pension asset - equity securities - U.S. small/mid cap	6,762	[2]	5,438	[2]
Pension asset - equity securities - international	4,580	[3]	3,697	[3]
Pension asset - equity securities - emerging markets	1,074	[4]	1,010	[4]
Pension asset - fixed income securities - u.s. treasuries	7,966	[5]	7,657	[5]
Pension asset - fixed income securities - mortgage backed	1,877	[5]	1,952	[5]
Pension asset - fixed income securities - corporate bonds	1,766	[5]	2,763	[5]
Pension asset - fixed income securities - emerging markets	588	[6]
Pension asset - total	$ 43,582		$ 37,416

[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.

[6] Consists of exchange traded funds which invest in non-U.S. bonds in emerging markets.