Statement of Shareholders' Equity (USD $) In Millions, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balances at Jun. 30, 2009	$ 909.0	$ 1.4	$ 505.9	$ 432.3	$ (37.5)	$ 6.9
Balances, Shares at Jun. 30, 2009		141.8
Comprehensive income:
Net earnings				190.0
Foreign currency translation adjustments						(7.5)
Pension and postretirement liability adjustment, net of taxes of $0.8 in 2012, $0.7 in 2011 and $0.5 in 2010						(0.8)
Total comprehensive income	181.7
Stock plans and related tax benefits, value	53.9	0.1	53.8
Stock plans and related tax benefits, shares		4.1
Stock-based compensation	28.1		28.1
Treasury stock acquired (2.2 in 2012, 9.2 in 2011 and 14.2 in 2010 shares)	(290.2)				(290.2)
Common stock dividends ($0.00 in 2012, 0.60 in 2011 and 0.56 in 2010 per share)	(75.4)			(75.4)
Balances at Jun. 30, 2010	807.1	1.5	587.8	546.9	(327.7)	(1.4)
Balances, Shares at Jun. 30, 2010		145.9
Comprehensive income:
Net earnings				169.6
Foreign currency translation adjustments						20.7
Pension and postretirement liability adjustment, net of taxes of $0.8 in 2012, $0.7 in 2011 and $0.5 in 2010						(1.1)
Unrealized loss on available-for-sale securities, net of taxes of $1.3						(2.1)
Total comprehensive income	187.1
Stock plans and related tax benefits, value	49.8		49.8
Stock plans and related tax benefits, shares		3.7
Stock-based compensation	29.8		29.8
Treasury stock acquired (2.2 in 2012, 9.2 in 2011 and 14.2 in 2010 shares)	(202.2)				(202.2)
Common stock dividends ($0.00 in 2012, 0.60 in 2011 and 0.56 in 2010 per share)	(74.3)			(74.3)
Balances at Jun. 30, 2011	797.3	1.5	667.4	642.2	(529.9)	16.1
Balances, Shares at Jun. 30, 2011	149.6	149.6
Comprehensive income:
Net earnings				123.6
Foreign currency translation adjustments						(13.8)
Pension and postretirement liability adjustment, net of taxes of $0.8 in 2012, $0.7 in 2011 and $0.5 in 2010						(1.1)
Unrealized loss on available-for-sale securities, net of taxes of $1.3						(4.5)
Reclassification adjustment for other-than temporary impairment included in net income, net of taxes of $(4.0)						6.8
Total comprehensive income	111.0
Stock plans and related tax benefits, value	43.7		43.7
Stock plans and related tax benefits, shares		3.3
Stock-based compensation	28.3		28.3
Treasury stock acquired (2.2 in 2012, 9.2 in 2011 and 14.2 in 2010 shares)	(50.1)				(50.1)
Common stock dividends ($0.00 in 2012, 0.60 in 2011 and 0.56 in 2010 per share)	(79.7)			(79.7)
Balances at Jun. 30, 2012	$ 850.5	$ 1.5	$ 739.4	$ 686.1	$ (580.0)	$ 3.5
Balances, Shares at Jun. 30, 2012	152.9	152.9