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Balance Sheet Details - Summary of Accrued Liabilities (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Payables And Accruals [Abstract] |  |
Salaries and benefits | $ 3,651 | $ 4,061
Restructuring | 1,978 | 8
Pennsylvania grant liability | 1,000 |
Royalties and revenue sharing | 803 | 544
Income taxes | 176 | 167
Marketing expenses, rebates and other | 126 | 49
Total accrued liabilities | $ 7,734 | $ 4,829

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for the marketing, trade and selling of the entity's goods and services. Marketing costs would include expenditures for planning and executing the conception, pricing, promotion, and distribution of ideas, goods, and services; costs of public relations and corporate promotions; and obligations incurred and payable for sales discounts, rebates, price protection programs, etc. offered to customers and under government programs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References No definition available. + Details
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