Fixed Assets - Additional Information (Detail) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013
Property Plant And Equipment [Abstract]
Capitalized amount related to system cost		$ 4,900,000
Capitalized cost incurred	11,200,000	11,200,000
Impairment of long-lived assets	$ 1,010,712	$ 1,010,712
User agreement expiration term	2 years