Components of Comprehensive Earnings (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Accumulated Other Comprehensive Income (Loss)
Net earnings	$ 108,843	$ 98,605	$ 306,848	$ 298,173
Defined benefit pension and post-retirement benefit plans, Settlement loss	0	0	91	0
Defined benefit pension and post-retirement benefit plans, Amortization of prior service cost included in net periodic benefit cost	36	35	107	103
Defined benefit pension and post-retirement benefit plans, Amortization of net actuarial loss included in net periodic benefit cost	510	415	1,539	1,242
Defined benefit pension and post-retirement benefit plans	546	450	1,737	1,345
Unrealized gain on derivatives, increase (decrease) in unrealized gain	(328)	0	446	(318)
Unrealized gain on derivatives, Reclassification adjustments	(111)	0	(195)	625
Unrealized gain on derivatives	(439)	0	251	307
Currency translation adjustment	(6,331)	3,194	(6,320)	7,714
Other comprehensive income (loss)	(6,224)	3,644	(4,332)	9,366
Total comprehensive earnings	$ 102,619	$ 102,249	$ 302,516	$ 307,539

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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