Collaboration Agreements and Other Contractual Arrangements (Details) $ in Millions	1 Months Ended		9 Months Ended
	Jun. 30, 2016 USD ($)	May 31, 2015 USD ($) product	Oct. 01, 2016 USD ($)
Collaboration agreements and other contractual arrangements [Abstract]
Number of pharmaceutical products with which ownership rights were transferred | product		2
May 2015 agreement | Minimum
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Potential contingent milestone payments		$ 78.0
May 2015 agreement | Maximum
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Potential contingent milestone payments		$ 105.0
June 2016 agreement | Minimum
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Potential contingent milestone payments	$ 42.0
June 2016 agreement | Maximum
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Potential contingent milestone payments			$ 57.0