Commitments and Contingencies - Additional Information (Detail) - 6 months ended Jun. 30, 2015	USD ($)	PLN	EUR (€)
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense	$ 6,214
Loss Contingency, Damages Paid, Value	86,000
Agreed To Legal Settlement	15,000
Operating Leases, Rent Expense, Sublease Rentals	3,948
Sale Leaseback Transaction, Monthly Rental Payments	9,400
Sublease [Member]
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense, Minimum Rentals	$ 4,594
Lease Termination Date	Oct. 30, 2016	Oct. 30, 2016	Oct. 30, 2016
Orlando Facility [Member]
Commitments and Contingencies Disclosure [Line Items]
Lease Termination Date	Jul. 31, 2018	Jul. 31, 2018	Jul. 31, 2018
Chicago laboratory facility [Member]
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense, Minimum Rentals	$ 1,070
Lease Termination Date	Jun. 30, 2016	Jun. 30, 2016	Jun. 30, 2016
IT Hardware and Software [Member]
Commitments and Contingencies Disclosure [Line Items]
Sale Leaseback Transaction, Monthly Rental Payments	$ 1,646
Germany [Member]
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense, Minimum Rentals	4,465		€ 4,000
Poland [Member]
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense, Minimum Rentals	1,662	PLN 6,240
Maximum [Member] | Orlando Facility [Member]
Commitments and Contingencies Disclosure [Line Items]
Loss Contingency, Damages Paid, Value	2,563
Minimum [Member] | Orlando Facility [Member]
Commitments and Contingencies Disclosure [Line Items]
Loss Contingency, Damages Paid, Value	$ 2,345