Acquisition (Details 1) (TMB [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Sep. 30, 2012
TMB [Member]
Pro forma (unaudited):
Net Sales	$ 713,187
Net income attributable to Kennametal	$ 38,110
Per share data attributable to Kennametal :
Basic earnings per share	$ 0.47
Diluted earnings per share	$ 0.47

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(2)-(3)

-URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463

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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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