Consolidated Statements of Comprehensive Income Statement (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Oct. 02, 2011
Net earnings	$ 51,152	$ 57,651	$ 80,600
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax	(110)	(1,055)	(2,066)
Net change in fair value of derivatives	1,353	1,304	117
Cash flow hedges, Net change in fair value of derivatives	1,243	249	(1,949)
Tax effect	(476)	(97)	750
Cash flow hedges	767	152	(1,199)
Actuarial gains (losses) arising during the period	98,764	(78,619)	(36,862)
Actuarial losses and prior service cost reclassified to earnings	18,895	13,532	10,544
Unrecognized periodic benefit costs before tax	117,659	(65,087)	(26,318)
Tax effect	(45,079)	24,862	10,364
Unrecognized periodic benefit costs	72,580	(40,225)	(15,954)
Foreign currency translation adjustments	8	0	0
Tax effect	(4)	0	0
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	4	0	0
Other comprehensive income (loss), net of tax	73,351	(40,073)	(17,153)
Comprehensive income	$ 124,503	$ 17,578	$ 63,447