Intangible Assets - Additional Information (Details) $ in Thousands	1 Months Ended		3 Months Ended				12 Months Ended
	May 31, 2018 USD ($) product	Feb. 28, 2018 USD ($) product	Mar. 31, 2018 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)
Intangible Assets
Loss on sale of intangible asset							$ (15,514)
Intangible assets, net							424,425	$ 453,861
Impairment charges					$ 65,100
Amortization expense							$ 32,700	$ 33,600	$ 19,500
KUPI
Intangible Assets
Loss on sale of intangible asset			$ (15,500)
Intangible asset, carrying value at the time of sale			$ 15,800
Other product rights
Intangible Assets
Intangible assets, net	$ 12,000	$ 5,000
Number of products acquired | product	20	5
In-process research and development
Intangible Assets
Value assigned, abandoned project				$ 23,000
Impairment charges				$ 23,000		$ 8,000