Business realignment charges - Segments (Details) $ in Thousands	3 Months Ended
Sep. 30, 2015 USD ($) employee	Sep. 30, 2014 USD ($) employee
Industrial segment
Realignment charges
Realignment charges	$ 20,043	$ 5,849
Realignment charges, number of positions eliminated \| employee	1,164	102
Aerospace Segment
Realignment charges
Realignment charges	$ 1,745	$ 0
Realignment charges, number of positions eliminated \| employee	57	0
Other Expense
Realignment charges
Realignment charges	$ 116	$ 1,915

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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

-Publisher FASB

-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section P

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