Commitments and Contingencies - Additional Information (Detail) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2014 sqft	Sep. 30, 2014	Feb. 28, 2010
Commitments and Contingencies Disclosure [Abstract]
Outstanding material claims	$ 0	$ 0
Reserve for indemnification	0	0
Milestone payments upon reaching development and regulatory milestone			2,150,000
License and supply agreement termination description		The license and supply agreement runs through the 7th anniversary of the expiration of all patents licensed under the agreement, which the Company estimates to be April 2036, unless terminated earlier.
Lease agreement period	37 months
Lease agreement area of office space	3,700
Initial base annual rent	5,604
Total base rent payable	205,000	205,000
Minimum annual lease payments in 2014	17,000	17,000
Minimum annual lease payments in 2015	68,000	68,000
Minimum annual lease payments in 2016	69,000	69,000
Minimum annual lease payments in 2017	$ 51,000	$ 51,000