Related Party Transactions (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended	24 Months Ended	30 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Sep. 30, 2010 Collaborative Arrangement [Member]	Jun. 30, 2012 Collaborative Arrangement [Member]	Jun. 30, 2012 Collaborative Arrangement [Member]	Jun. 30, 2012 Beneficial Owner [Member]
Related Party Transaction [Line Items]
Research and Development Arrangement Contract to Perform for Others, Amount					$ 7,000,000
Research and Development Arrangement Contract to Perfrom For Others Over Base Contract, Amount							3,600,000
Research and Development Arrangement, Contract to Perform for Others, Compensation Earned						3,600,000
Reimbursement Revenue	$ 3,092	$ 1,917,565	$ 435,199	$ 2,215,176				$ 435,199