Summary of Equipment, at Cost, Less Accumulated Depreciation (Detail) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 472,717	$ 479,539
Less accumulated depreciation	456,800	393,947
Property Plant and Equipment Net	15,917	85,592
Computers And Office Fixtures
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	47,817	43,639
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	424,900	424,900
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 0	$ 11,000