Environmental Matters (Details Textual) (USD $) In Millions	3 Months Ended
Sep. 30, 2011	Jun. 30, 2011
Environmental Matters (Textual) [Abstract]
Reserves for environmental costs	$ 4.8	$ 5.4
Foreign currency translation adjustments	0.5
Cash payment made against the reserves for environmental issues	$ 0.1

The Increase or Decrease in the accrual for environmental loss contingencies during the reporting period related to currency translations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Foreign Currency Translation

-URI http://asc.fasb.org/extlink&oid=6513664

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.Y.Q2)

-URI http://asc.fasb.org/extlink&oid=6572457&loc=d3e149879-122751

Name:	us-gaap_AccrualForEnvironmentalLossContingenciesIncreaseDecreaseForCurrencyTranslation
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration