Goodwill and intangible assets - Changes in carrying amount of goodwill (Details) $ in Thousands	9 Months Ended
Mar. 31, 2020 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 5,453,805
Acquisitions	2,459,343
Foreign currency translation and other	(83,369)
Ending balance	7,829,779
Diversified Industrial Segment
Goodwill [Roll Forward]
Beginning balance	5,355,165
Acquisitions	1,955,561
Foreign currency translation and other	(83,361)
Ending balance	7,227,365
Aerospace Systems Segment
Goodwill [Roll Forward]
Beginning balance	98,640
Acquisitions	503,782
Foreign currency translation and other	(8)
Ending balance	$ 602,414

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
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-Section 50
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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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