Retirement Plans (Changes In Level 3 Investments For The Qualified Plan) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2014		Sep. 29, 2013
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at end of year	$ 356,312		$ 336,425
Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at end of year	32,593	[1]	29,352
Corporate Bonds [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at end of year	13,122		4,017
Corporate Bonds [Member] | Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at end of year	0	[2]	0	[2]
Real estate [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at end of year	32,593		29,352
Real estate [Member] | Significant Unobservable Inputs (Level 3) [Member]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value at beginning of year	29,352	[1]	25,785
Actual return on plan assets, Relating to assets still held at the reporting date	3,520		3,831
Actual return on plan assets, Relating to assets sold during the period	(18)		(6)
Purchases, sales, and settlements	(297)		(258)
Fair value at end of year	$ 32,593	[1]	$ 29,352	[1]

[1] Real estate is investments in a real estate investment trust for purposes of total return. These investments are valued at unit values provided by the investment managers and their consultants.

[2] Corporate bonds are comprised of mutual funds traded on national securities exchanges, valued at unadjusted quoted market prices, as well as securities traded in markets that are not considered active, which are valued based on quoted market prices, broker/dealer quotations, or alternative pricing sources with reasonable levels of price transparency.