Balance Sheet Details - Accrued Expenses (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Accrued technology license payments $ 2,988 $ 2,794
Accrued professional fees 589 203
Accrued price protection liability 7,951 2,856
Accrued export compliance costs 255 750
Other 1,048 800
Total $ 12,831 $ 7,403