Quarterly report pursuant to Section 13 or 15(d)

Changes in Warranty Liability (Detail)

v2.4.0.8
Changes in Warranty Liability (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Product Warranty [Line Items]    
Warranty liability $ 597 $ 346
Provisions for current year sales 145 267
Acquisition of Relume   99
Adjustments (185)  
Current period claims (135) (112)
Warranty liability $ 422 $ 600