Balance Sheet Components (Other) (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Other assets | ||
| Deposits | $ 933 | $ 697 |
| Prepaid licensing | 664 | 632 |
| Other | 53 | |
| Other assets total | 1,650 | 1,329 |
| Accrued liabilities | ||
| Sales returns and warranty accruals | 2,508 | 2,019 |
| Compensation accruals | 2,331 | 1,614 |
| Other accrued liabilities | 1,041 | 1,117 |
| Total accrued liabilities | $ 5,880 | $ 4,750 |