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Balance Sheet Details (Tables)
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6 Months Ended |
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Jun. 30, 2014
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| Balance Sheet Related Disclosures [Abstract] |
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| Cash , cash equivalents and investments |
| | | | | | | | | | June 30,
2014 | | December 31,
2013 | Cash and cash equivalents | $ | 31,248 |
| | $ | 26,450 |
| Short-term investments | 43,875 |
| | 35,494 |
| Long-term investments | 16,385 |
| | 24,410 |
| | $ | 91,508 |
| | $ | 86,354 |
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| Inventory |
Inventory consists of the following: | | | | | | | | | | June 30,
2014 | | December 31,
2013 | Work-in-process | $ | 3,540 |
| | $ | 4,384 |
| Finished goods | 6,223 |
| | 5,648 |
| | $ | 9,763 |
| | $ | 10,032 |
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| Property and Equipment |
Property and equipment consist of the following: | | | | | | | | | | | | Useful Life (in Years) | | June 30,
2014 | | December 31,
2013 | Furniture and fixtures | 5 | | $ | 723 |
| | $ | 346 |
| Machinery and equipment | 3 -5 | | 11,912 |
| | 9,488 |
| Masks and production equipment | 2 | | 6,920 |
| | 4,764 |
| Software | 3 | | 791 |
| | 743 |
| Leasehold improvements | 4 -5 | | 2,333 |
| | 924 |
| Construction in progress | N/A | | 59 |
| | 82 |
| | | | 22,738 |
| | 16,347 |
| Less accumulated depreciation and amortization | | | (12,880 | ) | | (10,836 | ) | | | | $ | 9,858 |
| | $ | 5,511 |
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| Intangible Assets |
Intangible assets consist of the following: | | | | | | | | | | | | Weighted Average Amortization Period (in Years) | | June 30,
2014 | | December 31,
2013 | Licensed technology | 3 | | $ | 2,821 |
| | $ | 2,821 |
| Less accumulated amortization | | | (2,231 | ) | | (2,072 | ) | | | | $ | 590 |
| | $ | 749 |
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| Amortization of Company's Intangible Assets |
The following table presents future amortization of the Company’s intangible assets at June 30, 2014: | | | | | | Amortization | 2014 | $ | 160 |
| 2015 | 319 |
| 2016 | 111 |
| Total | $ | 590 |
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| Deferred Revenue and Deferred Profit |
Deferred revenue and deferred profit consist of the following: | | | | | | | | | | June 30,
2014 | | December 31,
2013 | Deferred revenue—rebates | $ | 8 |
| | $ | 110 |
| Deferred revenue—distributor transactions | 4,020 |
| | 3,922 |
| Deferred cost of net revenue—distributor transactions | (1,399 | ) | | (1,381 | ) | | $ | 2,629 |
| | $ | 2,651 |
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| Price Protection Liability |
Accrued price protection liability consists of the following activity: | | | | | | | | | | Six Months Ended
June 30, | | 2014 | | 2013 | Beginning balance | $ | 15,017 |
| | $ | 7,880 |
| Charged as a reduction of revenue | 14,115 |
| | 9,922 |
| Reversal of unclaimed rebates | (379 | ) | | — |
| Payments | (13,241 | ) | | (7,125 | ) | Ending balance | $ | 15,512 |
| | $ | 10,677 |
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| Accrued Expenses |
Accrued expenses and other current liabilities consist of the following: | | | | | | | | | | June 30,
2014 | | December 31,
2013 | Accrued technology license payments | $ | 3,000 |
| | $ | 3,000 |
| Accrued professional fees | 721 |
| | 390 |
| Accrued litigation costs | 668 |
| | — |
| Other | 1,526 |
| | 895 |
| | $ | 5,915 |
| | $ | 4,285 |
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