Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011
Property, Plant and Equipment
Gross	63,339	54,515
Less accumulated depreciation	(28,430)	(24,586)
Property, plant and equipment, net	34,909	29,929
Land
Property, Plant and Equipment
Gross	1,350	1,350
Building and improvements
Property, Plant and Equipment
Gross	28,420	25,476
Building and improvements \| Minimum
Property, Plant and Equipment
Useful Lives	10 years	10 years
Building and improvements \| Maximum
Property, Plant and Equipment
Useful Lives	39 years	39 years
Machinery and equipment
Property, Plant and Equipment
Gross	32,322	26,555
Machinery and equipment \| Minimum
Property, Plant and Equipment
Useful Lives	5 years	5 years
Machinery and equipment \| Maximum
Property, Plant and Equipment
Useful Lives	10 years	10 years
Furniture and fixtures
Property, Plant and Equipment
Gross	1,247	1,134
Furniture and fixtures \| Minimum
Property, Plant and Equipment
Useful Lives	5 years	5 years
Furniture and fixtures \| Maximum
Property, Plant and Equipment
Useful Lives	7 years	7 years

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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