Intangible Assets - Components (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2018	Jun. 30, 2017
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 456,347	$ 467,155
Accumulated Amortization	(72,214)	(49,743)
Definite-lived Intangible Assets, Net	384,133	417,412
Indefinite-lived assets, net	36,449	36,449
Total intangible assets - Gross Carrying Amount,	492,796	503,604
Total intangible assets, Net	420,582	453,861
Other product rights
Intangible Assets
Indefinite-lived assets, net	449	449
In-process research and development | KUPI
Intangible Assets
Indefinite-lived assets, net	18,000	18,000
In-process research and development | Silarx
Intangible Assets
Indefinite-lived assets, net	18,000	18,000
Cody Labs import license
Intangible Assets
Gross Carrying Amount, Definite-lived	582	582
Accumulated Amortization	(376)	(347)
Definite-lived Intangible Assets, Net	$ 206	235
Weighted Avg. Life (Yrs.)	15 years
Product rights
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 7,691	653
Accumulated Amortization	(1,147)	(355)
Definite-lived Intangible Assets, Net	$ 6,544	298
Weighted Avg. Life (Yrs.)	11 years
Product rights | KUPI
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 416,154	434,000
Accumulated Amortization	(62,904)	(43,286)
Definite-lived Intangible Assets, Net	$ 353,250	390,714
Weighted Avg. Life (Yrs.)	15 years
Product rights | Silarx
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 10,000	10,000
Accumulated Amortization	(1,889)	(1,389)
Definite-lived Intangible Assets, Net	$ 8,111	8,611
Weighted Avg. Life (Yrs.)	15 years
Trade name | KUPI
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 2,920	2,920
Accumulated Amortization	$ (2,920)	(2,338)
Definite-lived Intangible Assets, Net		582
Weighted Avg. Life (Yrs.)	2 years
Other Intangible Assets | KUPI
Intangible Assets
Gross Carrying Amount, Definite-lived	$ 19,000	19,000
Accumulated Amortization	(2,978)	(2,028)
Definite-lived Intangible Assets, Net	$ 16,022	$ 16,972
Weighted Avg. Life (Yrs.)	15 years