Condensed Statements of Consolidated Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013
Income Statement [Abstract]
Net sales	$ 1,465.5	$ 1,559.6	$ 4,376.3	$ 4,558.0
Cost of products sold	917.4	1,022.2	2,778.9	3,002.5
Cost of products sold - restructuring and merger and integration	2.9	1.2	6.7	7.6
Gross Profit	545.2	536.2	1,590.7	1,547.9
Selling, distribution, and administrative expenses	250.3	251.0	770.8	740.4
Amortization	24.9	24.2	74.1	72.6
Other restructuring and merger and integration costs	7.1	6.8	19.8	35.5
Other special project costs	0	0	0	6.7
Other operating income - net	(0.6)	(4.1)	(1.6)	(3.7)
Operating Income	263.5	258.3	727.6	696.4
Interest expense - net	(18.4)	(23.8)	(62.7)	(71.3)
Other income (expense) - net	1.4	(0.5)	1.1	0.4
Income Before Income Taxes	246.5	234.0	666.0	625.5
Income taxes	79.8	79.8	219.3	211.6
Net Income	$ 166.7	$ 154.2	$ 446.7	$ 413.9
Earnings per common share:
Net Income	$ 1.59	$ 1.42	$ 4.24	$ 3.78
Net Income - Assuming Dilution	$ 1.59	$ 1.42	$ 4.24	$ 3.78
Dividends Declared per Common Share	$ 0.58	$ 0.52	$ 1.74	$ 1.56