Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Property, plant and equipment
Total at cost	$ 1,870.1	$ 1,563.8
Less: accumulated depreciation and amortization	945.5	900.9
Total property, plant, and equipment	924.6	662.9
Depreciation	71.5	59.2	53.6
Land
Property, plant and equipment
Total at cost	16.6	8.5
Buildings and building equipment
Property, plant and equipment
Total at cost	301.3	267.6
Buildings and building equipment | Minimum
Property, plant and equipment
Useful Life	10 years
Buildings and building equipment | Maximum
Property, plant and equipment
Useful Life	45 years
Machinery and equipment
Property, plant and equipment
Total at cost	1,454.6	1,249.3
Machinery and equipment | Minimum
Property, plant and equipment
Useful Life	3 years
Machinery and equipment | Maximum
Property, plant and equipment
Useful Life	30 years
Construction in progress
Property, plant and equipment
Total at cost	$ 97.6	$ 38.4