CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2012	Jul. 01, 2011	Jun. 29, 2012	Jul. 01, 2011
Revenues:
Product	$ 526,331	$ 490,419	$ 1,529,935	$ 1,420,956
Service contracts and other	178,915	159,019	520,923	456,789
Total revenues	705,246	649,438	2,050,858	1,877,745
Cost of revenues:
Product	311,358	291,080	923,981	817,473
Service contracts and other	86,277	78,603	253,811	224,684
Total cost of revenues	397,635	369,683	1,177,792	1,042,157
Gross margin	307,611	279,755	873,066	835,588
Operating expenses:
Research and development	48,943	44,426	139,775	126,801
Selling, general and administrative	105,081	94,838	306,986	280,072
Total operating expenses	154,024	139,264	446,761	406,873
Operating earnings	153,587	140,491	426,305	428,715
Interest income	1,312	584	3,571	2,022
Interest expense	(933)	(504)	(2,469)	(1,868)
Earnings from operations before taxes	153,966	140,571	427,407	428,869
Taxes on earnings	45,123	41,966	120,559	130,696
Net earnings	$ 108,843	$ 98,605	$ 306,848	$ 298,173
Net earnings per share-basic	$ 0.98	$ 0.84	$ 2.74	$ 2.54
Net earnings per share-diluted	$ 0.96	$ 0.83	$ 2.69	$ 2.49
Shares used in the calculation of net earnings per share:
Weighted average shares outstanding-basic	111,070	116,874	111,857	117,614
Weighted average shares outstanding-diluted	112,823	119,064	113,961	119,831