Goodwill and Other Intangible Assets (Narrative) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013	Apr. 30, 2014
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill	$ 67,870	$ 66,516	$ 33,526
Intangible assets amortization method	straight-line method
Indefinite-lived trademarks	$ 760	935
Finite-lived intangible assets, amortization expense	10,278	$ 6,662	$ 5,629
Finite-lived intangible assets, future amortization expense, year one	10,259
Finite-lived intangible assets, future amortization expense, year two	9,509
Finite-lived intangible assets, future amortization expense, year three	8,713
Finite-lived intangible assets, future amortization expense, year four	8,231
Finite-lived intangible assets, future amortization expense, year five	7,752
Finite-lived intangible assets, future amortization expense, after year five	$ 33,773
Customer relationships | Minimum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	7 years
Customer relationships | Maximum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	11 years
Trademarks | Minimum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	3 years
Trademarks | Maximum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	4 years
Product rights and related intangibles | Minimum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	3 years
Product rights and related intangibles | Maximum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	14 years
License agreements | Minimum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	6 years
License agreements | Maximum
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	11 years
EPA registrations and related data
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	10 years
Technology-based intangibles
Goodwill and Intangible Assets Disclosure [Line Items]
Finite-lived intangible assets, estimated useful life	7 years
PACK Pharmaceuticals, LLC
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill				$ 32,722
Human Health | PACK Pharmaceuticals, LLC
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill				$ 32,722