Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 28, 2011	Sep. 29, 2010
Assets
Receivables, allowance for doubtful accounts	$ 559	$ 475
Common stock, par value	$ 0.50	$ 0.50
Common stock, shares authorized	2,500,000	2,500,000
Common stock, shares issued	1,511,174	1,511,175
Common stock, shares outstanding	1,227,276	1,227,654
Treasury stock - at cost, shares	283,898	283,521
Treasury stock - at cost, shares held by consolidated affiliated partnerships	205,743	205,743