v2.4.0.8
Accrued Expenses - Schedule of Accrued Expenses (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Payables And Accruals [Abstract]    
Accrued product costs (including warranty) $ 1,336 $ 1,572
Income taxes payable 100 130
Other accruals 1,242 1,478
Total $ 2,678 $ 3,180