Organization and Basis of Presentation - Initial Public Offering and Related Transactions (Detail) (USD $)	9 Months Ended	80 Months Ended
	Sep. 30, 2013	Sep. 30, 2013
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Gross proceeds (excluding over-allotment)	$ 25,200,000	$ 25,204,580
IPO [Member]
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Gross proceeds (excluding over-allotment)	25,200,000
Underwriting discounts and commissions and non-accountable expense allowance	(2,080,275)
Total offering costs (excluding value of warrants granted to underwriter of $470,000)	(1,444,043)
Net proceeds	$ 21,675,682