XML 12 R39.htm IDEA: XBRL DOCUMENT v2.4.0.6
Components of Accrued Expenses (Detail) (USD $)
Sep. 30, 2012
Dec. 31, 2011
Accrued Liabilities [Line Items]    
Accrued Wages and Related Costs $ 29,159 $ 96,375
Accrued Professional Services 71,893 79,500
Accrued Warranty Obligations 146,488 118,611
Other Accrued Expenses 0 11,354
Total $ 247,540 $ 305,840