Accounts Payable - Additional Information (Detail) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Accounts Payable [Line Items]
Accounts payable	$ 165,897	$ 57,000
Accounts payable, trade	114,200
Accounts payable, other, current	6,800
Accounts payable - related party	10,017	8,582
Accounts Payable To Professional Fees Current	15,900
Accounts Payable To Public Filing Services	6,000
Research and Development Expense
Accounts Payable [Line Items]
Accounts payable, trade	$ 13,900