Commitments and Contingencies - Additional Information (Detail)						1 Months Ended
	Apr. 30, 2014 USD ($)	Jun. 30, 2014 For March 2014 through April 2014 USD ($)	Jun. 30, 2014 For May 2014 through February 2016 USD ($)	Jun. 30, 2014 For March 2016 through February 2018 USD ($)	Jun. 30, 2014 For March 2018 through February 2021 USD ($)	Jul. 31, 2013 Europe Lease Agreements	Jun. 30, 2014 Europe Lease Agreements USD ($)	Jun. 30, 2014 Europe Lease Agreements EUR (€)
Commitments and Contingencies [Line Items]
Facilities leases, base rent per month		$ 66,000,000	$ 74,050,000	$ 70,750,000	$ 72,750,000		$ 47,000,000	€ 34,500,000
Lease, expiration date						Jul. 31, 2023
License agreement, upfront payment	1,500,000
License agreement, maximum agreed additional payments upon achievement of development milestones	$ 4,500,000