Property and Equipment - Summary of Property and Equipment (Detail) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 171,728	$ 714,859
Accumulated depreciation and amortization	(13,501)	(708,334)
Property and equipment, net	158,227	6,525
Computer and Telecommunication Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	12,902	425,331
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		31,779
Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	4,006	11,490
Office Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	7,396	223,206
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 147,424	$ 23,053