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Intangible Assets (Tables) | 6 Months Ended
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Jun. 30, 2015
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Amortizable Purchased Intangible Assets from Acquisition | The Company’s amortizable purchased intangible assets resulting from its acquisitions of FW and Enfora are comprised of the following (in thousands):
| June 30, 2015
| Gross |  | Accumulated Amortization |  | Accumulated Impairment |  | Net
Definite-lived intangible assets: |  |  |  |  |  |  |
Developed technologies | $ | 29,670 |  |  | $ | (6,612 | ) |  | $ | (19,547 | ) |  | $ | 3,511 |
Trademarks and trade names | 17,440 |  |  | (3,563 | ) |  | (8,582 | ) |  | 5,295 |
Customer relationships | 12,120 |  |  | (675 | ) |  | (1,620 | ) |  | 9,825 |
Other | 1,620 |  |  | (1,620 | ) |  | — |  |  | — |
Total definite-lived intangible assets | $ | 60,850 |  |  | $ | (12,470 | ) |  | $ | (29,749 | ) |  | 18,631 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |
In-process research and development |  |  |  |  |  |  | 2,040 |
Total purchased intangible assets |  |  |  |  |  |  | $ | 20,671 |
| December 31, 2014
| Gross |  | Accumulated Amortization |  | Accumulated Impairment |  | Net
Definite-lived intangible assets: |  |  |  |  |  |  |
Developed technologies | $ | 26,000 |  |  | $ | (6,453 | ) |  | $ | (19,547 | ) |  | $ | — |
Trademarks and trade names | 12,800 |  |  | (3,183 | ) |  | (8,582 | ) |  | 1,035 |
Other | 3,720 |  |  | (2,011 | ) |  | (1,620 | ) |  | 89 |
Total purchased intangible assets | $ | 42,520 |  |  | $ | (11,647 | ) |  | $ | (29,749 | ) |  | $ | 1,124 |
Summary of Amortization Expenses of Purchased Intangible Assets | The following table presents details of the amortization of purchased definite-lived intangible assets included in the condensed consolidated statements of operations (in thousands):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Cost of net revenues | $ | 159 |  |  | $ | 83 |  |  | $ | 159 |  |  | $ | 167 |
General and administrative expenses | 497 |  |  | 141 |  |  | 664 |  |  | 281 |
Total amortization expense | $ | 656 |  |  | $ | 224 |  |  | $ | 823 |  |  | $ | 448 |
Schedule of Amortization Expense of Purchased Intangible Assets Expected to be Recognized | The following table represents details of the amortization of existing purchased intangible assets that is estimated to be expensed in the remainder of 2015 and thereafter (in thousands):
2015 (remainder) | $ | 1,319 |
2016 | 2,637 |
2017 | 2,075 |
2018 | 2,075 |
2019 | 2,075 |
Thereafter | 8,450 |
Total | $ | 18,631 |

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