Summary Of Property and Equipment (Details) - USD ($)	Mar. 31, 2016	Feb. 29, 2016	Dec. 31, 2015
Property Plant And Equipment [Abstract]
Office equipment	$ 445,926		$ 257,296
Leasehold improvements	1,253,048	$ 710,000	224,061
Laboratory and manufacturing equipment	3,299,626		2,442,191
Field equipment	180,355		180,355
Software	140,248		140,248
Construction in progress	237,553		175,501
Total property and equipment, gross	5,556,756		3,419,652
Less: accumulated depreciation and amortization	(1,844,462)		(1,487,439)
Property and equipment, net	$ 3,712,294		$ 1,932,213