Quarterly report pursuant to Section 13 or 15(d)

Components of Accrued Liabilities (Detail)

v2.4.0.8
Components of Accrued Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Components of accrued liabilities      
Payroll and benefits $ 1,744 $ 1,898  
Warranty accrual, current portion 1,008 1,096 1,518
Sales and excise tax 216 527  
Accrued professional services 2,600 912  
Accrued insurance premium 107 428  
Other 232 136  
Total accrued liabilities $ 5,907 $ 4,997