Condensed Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 31, 2012		Mar. 31, 2011		Mar. 31, 2012		Mar. 31, 2011
Condensed Consolidated Statements of Income [Abstract]
Revenues	$ 1,990,818		$ 1,922,023		$ 3,878,464		$ 3,764,028
Cost of products sold	970,832		920,589		1,897,015		1,786,020
Selling and administrative	495,020		441,942		983,978		889,897
Research and development	118,528		119,152		232,464		234,693
Total Operating Costs and Expenses	1,584,380		1,481,683		3,113,457		2,910,610
Operating Income	406,438		440,340		765,007		853,418
Interest income	16,678		14,564		32,126		29,786
Interest expense	(35,140)		(23,921)		(64,518)		(39,474)
Other income (expense), net	4,657		(2,522)		4,272		(7,118)
Income From Continuing Operations Before Income Taxes	392,633		428,461		736,887		836,612
Income tax provision	102,085		117,399		183,328		211,273
Income From Continuing Operations	290,548		311,062		553,559		625,339
Income from Discontinued Operations, net	485		957		460		2,617
Net Income	$ 291,033		$ 312,019		$ 554,019		$ 627,956
Basic Earnings per Share:
Income from Continuing Operations	$ 1.41		$ 1.41		$ 2.63		$ 2.79
Income from Discontinued Operations							$ 0.01
Basic Earnings per Share	$ 1.41		$ 1.41		$ 2.63		$ 2.80
Diluted Earnings per Share:
Income from Continuing Operations	$ 1.38		$ 1.38		$ 2.59		$ 2.72
Income from Discontinued Operations							$ 0.01
Diluted Earnings per Share (A)	$ 1.39	[1]	$ 1.38	[1]	$ 2.59	[1]	$ 2.74	[1]
Dividends per Common Share	$ 0.450		$ 0.410		$ 0.900		$ 0.820

[1] (A) Total per share amounts may not add due to rounding.