Property, Plant And Equipment

12 Months Ended

Jun. 30, 2011

Property, Plant And Equipment

Property, Plant And Equipment

7. Property, Plant and Equipment

	June 30,
($ in millions)	2011		2010
Land	$	8.5	$	8.1
Buildings and building equipment		267.6		263.4
Machinery and equipment		1,249.3		1,176.1
Construction in progress		38.4		18.6
Total at cost		1,563.8		1,466.2
Less: accumulated depreciation and amortization		900.9		848.7
Total property, plant, and equipment	$	662.9	$	617.5

The estimated useful lives of depreciable assets are as follows:

Asset Category	Useful Life (in Years)
Buildings and building equipment		10 – 45
Machinery and equipment		3 – 30

Depreciation for the years ended June 30, 2011, 2010 and 2009 was $59.2 million, $53.6 million and $49.5 million, respectively.