CONSOLIDATED STATEMENTS OF EARNINGS (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 28, 2012	Sep. 30, 2011	Oct. 01, 2010
Revenues:
Product	$ 2,098,260,000	$ 1,970,447,000	$ 1,813,646,000
Service contracts and other	708,755,000	626,219,000	542,939,000
Total revenues	2,807,015,000	2,596,666,000	2,356,585,000
Cost of revenues:
Product	1,267,975,000	1,151,561,000	1,055,150,000
Service contracts and other	342,704,000	309,216,000	275,793,000
Total cost of revenues	1,610,679,000	1,460,777,000	1,330,943,000
Gross margin	1,196,336,000	1,135,889,000	1,025,642,000
Operating expenses:
Research and development	185,742,000	170,725,000	156,748,000
Selling, general and administrative	416,520,000	376,713,000	334,692,000
Total operating expenses	602,262,000	547,438,000	491,440,000
Operating earnings	594,074,000	588,451,000	534,202,000
Interest income	5,269,000	2,858,000	2,831,000
Interest expense	(3,419,000)	(2,599,000)	(4,108,000)
Earnings from continuing operations before taxes	595,924,000	588,710,000	532,925,000
Taxes on earnings	168,875,000	180,084,000	165,444,000
Earnings from continuing operations	427,049,000	408,626,000	367,481,000
Loss from discontinued operations, net of taxes	0	(9,693,000)	(7,059,000)
Net Earnings	$ 427,049,000	$ 398,933,000	$ 360,422,000
Net earnings (loss) per share-basic:
Continuing operations	$ 3.83	$ 3.50	$ 3.02
Discontinued operations	$ 0.00	$ (0.08)	$ (0.06)
Net earnings per share	$ 3.83	$ 3.42	$ 2.96
Net earnings (loss) per share-diluted:
Continuing operations	$ 3.76	$ 3.44	$ 2.96
Discontinued operations	$ 0.00	$ (0.08)	$ (0.05)
Net earnings per share	$ 3.76	$ 3.36	$ 2.91
Shares used in the calculation of net earnings (loss) per share:
Weighted average shares outstanding-basic	111,376	116,703	121,816
Weighted average shares outstanding-diluted	113,473	118,735	124,025