Quarterly report pursuant to sections 13 or 15(d)

Changes in Warranty Liability (Detail)

v2.4.0.8
Changes in Warranty Liability (Detail) (USD $)
9 Months Ended
Sep. 30, 2013
Product Warranty [Line Items]  
Warranty reserves at January 1 $ 345,974
Provisions for current period sales 267,255
Acquisition of Relume 98,519
Current period claims (111,708)
Warranty reserves at September 30 $ 600,040