Commitments and Contingencies - Additional Information (Detail) - USD ($)	1 Months Ended		12 Months Ended
	Sep. 30, 2014	Aug. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense			$ 679,026	$ 638,679	$ 635,004
Purchase Obligation, Total			1,526,459
Leasehold Improvements [Member]
Commitments and Contingencies Disclosure [Line Items]
Operating Leases, Rent Expense			$ 275,961
5-year operating lease agreement
Commitments and Contingencies Disclosure [Line Items]
Base rent, per month		$ 7,503
7-year operating lease agreement
Commitments and Contingencies Disclosure [Line Items]
Base rent, per month	$ 37,792