Goodwill and Other Intangible Assets - Summary of changes in goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Goodwill [Roll Forward]
Beginning balance	$ 236,970	$ 67,871
Acquisitions		169,071
Impairment	(235,110)
Changes in foreign currency exchange rates	23	28
Ending balance	1,883	236,970
Human Health Segment
Goodwill [Roll Forward]
Beginning balance	235,110	66,039
Acquisitions		169,071
Impairment	(235,110)
Changes in foreign currency exchange rates	0	0
Ending balance	0	235,110
Pharmaceutical Ingredients Segment
Goodwill [Roll Forward]
Beginning balance	1,674	1,651
Acquisitions		0
Impairment	0
Changes in foreign currency exchange rates	18	23
Ending balance	1,692	1,674
Performance Chemicals Segment
Goodwill [Roll Forward]
Beginning balance	186	181
Acquisitions		0
Impairment	0
Changes in foreign currency exchange rates	5	5
Ending balance	$ 191	$ 186

This element represents amount of changes in foreign currency exchange rates for goodwill of the entity.

No definition available.

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- Definition

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.

+ References

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-Publisher FASB
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-Topic 350
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- Definition

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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-Publisher FASB
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- Definition

Amount of loss from the write-down 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

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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