Annual report pursuant to Section 13 and 15(d)

Income Taxes - Components of Income (Loss) Before Provision (Benefit) from Income Taxes (Detail)

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Income Taxes - Components of Income (Loss) Before Provision (Benefit) from Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Schedule Of Income Before Income Tax Domestic And Foreign Line Items      
Domestic $ (11,918) $ (13,775) $ 6,465
Foreign (993) (1,256) (2,722)
Income (loss) before income taxes $ (12,911) $ (15,031) $ 3,743