Debt Consideration allocation (Details) - USD ($)	Jun. 30, 2018	Jan. 07, 2018	Jun. 30, 2017
Deferred Revenue Arrangement [Line Items]
Common stock, value, issued	$ 1,868,011		$ 1,103,446
Rpi Finance Trust | Royalty Arrangement [Member]
Deferred Revenue Arrangement [Line Items]
Fair value, liability related to sale of future royalties	$ 202,007,000	$ 182,216,000
Common stock, value, issued		67,784,000
Royalty purchase agreement arrangements consideration		$ 250,000,000