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COMPONENTS OF THE COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEETS (Tables) | 9 Months Ended
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Sep. 30, 2017
Balance Sheet Related Disclosures [Abstract] |
Schedule of Accounts Receivable | Accounts Receivable
(In thousands) | September 30, 2017 |  | December 31, 2016
Accounts receivable trade | $ | 62,797 |  |  | $ | 46,849 |
Allowances for ship and debit | (42,016 | ) |  | (38,075 | )
Allowances for stock rotation and rebate | (2,855 | ) |  | (1,721 | )
Allowances for doubtful accounts | (734 | ) |  | (525 | )
Total | $ | 17,192 |  |  | $ | 6,528 |
Schedule of Inventory, Current | Inventories
(In thousands) | September 30, 2017 |  | December 31, 2016
Raw materials | $ | 15,543 |  |  | $ | 14,610 |
Work-in-process | 15,224 |  |  | 15,194 |
Finished goods | 24,391 |  |  | 22,760 |
Total | $ | 55,158 |  |  | $ | 52,564 |
Schedule of Prepaid Expenses and Other Current Assets | Prepaid Expenses and Other Current Assets
(In thousands) | September 30, 2017 |  | December 31, 2016
Prepaid legal fees | $ | 1,906 |  |  | $ | 212 |
Prepaid income tax | 513 |  |  | 2,431 |
Prepaid maintenance agreements | 969 |  |  | 1,399 |
Interest receivable | 1,177 |  |  | 743 |
Advance to suppliers | 2,262 |  |  | 69 |
Other | 4,004 |  |  | 3,861 |
Total | $ | 10,831 |  |  | $ | 8,715 |
Schedule Of Intangible Assets | Intangible Assets
| September 30, 2017 |  | December 31, 2016
(In thousands) | Gross |  | Accumulated Amortization |  | Net |  | Gross |  | Accumulated Amortization |  | Net
Domain name | $ | 1,261 |  |  | $ | — |  |  | $ | 1,261 |  |  | $ | 1,261 |  |  | $ | — |  |  | $ | 1,261 |
In-process research and development | 4,690 |  |  | — |  |  | 4,690 |  |  | 4,690 |  |  | — |  |  | 4,690 |
Developed technology | 33,270 |  |  | (18,272 | ) |  | 14,998 |  |  | 33,270 |  |  | (15,455 | ) |  | 17,815 |
Customer relationships | 20,030 |  |  | (14,108 | ) |  | 5,922 |  |  | 20,030 |  |  | (12,474 | ) |  | 7,556 |
In-place leases | 660 |  |  | (660 | ) |  | — |  |  | 660 |  |  | (480 | ) |  | 180 |
Total intangible assets | $ | 59,911 |  |  | $ | (33,040 | ) |  | $ | 26,871 |  |  | $ | 59,911 |  |  | $ | (28,409 | ) |  | $ | 31,502 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | The estimated future amortization expense related to finite-lived intangible assets at September 30, 2017, is as follows:
Fiscal Year | Estimated Amortization (in thousands)
2017 (remaining 3 months) | $ | 1,453 |
2018 | 5,152 |
2019 | 4,753 |
2020 | 3,528 |
2021 | 2,662 |
Thereafter | 3,372 |
Total (1) | $ | 20,920 |
_______________
(1) | The total above excludes $4.7 million of in-process research and development that will be amortized, upon completion of development, over the estimated useful life of the technology.
Schedule of Accumulated Other Comprehensive Income (Loss) | Changes in accumulated other comprehensive loss for the three and nine months ended September 30, 2017 and 2016, were as follows:
| Unrealized Gains and Losses on Marketable Securities |  | Defined Benefit Pension Items |  | Foreign Currency Items |  | Total
| Three Months Ended |  | Three Months Ended |  | Three Months Ended |  | Three Months Ended
| September 30, |  | September 30, |  | September 30, |  | September 30,
(In thousands) | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016
Beginning balance | $ | (122 | ) |  | $ | 164 |  |  | $ | (1,838 | ) |  | $ | (1,504 | ) |  | $ | (459 | ) |  | $ | (187 | ) |  | $ | (2,419 | ) |  | $ | (1,527 | )
Other comprehensive income (loss) before reclassifications | 47 |  |  | (145 | ) |  | — |  |  | — |  |  | 2 |  |  | (254 | ) |  | 49 |  |  | (399 | )
Amounts reclassified from accumulated other comprehensive income (loss) | — |  |  | — |  |  | 50 |  | (1 | ) | 41 |  | (1 | ) | — |  |  | — |  |  | 50 |  |  | 41 |
Net-current period other comprehensive income (loss) | 47 |  |  | (145 | ) |  | 50 |  |  | 41 |  |  | 2 |  |  | (254 | ) |  | 99 |  |  | (358 | )
Ending balance | $ | (75 | ) |  | $ | 19 |  |  | $ | (1,788 | ) |  | $ | (1,463 | ) |  | $ | (457 | ) |  | $ | (441 | ) |  | $ | (2,320 | ) |  | $ | (1,885 | )
_______________
(1) | This component of accumulated other comprehensive income (loss) is included in the computation of net periodic pension cost for the three months ended September 30, 2017 and 2016.
| Unrealized Gains and Losses on Marketable Securities |  | Defined Benefit Pension Items |  | Foreign Currency Items |  | Total
| Nine Months Ended |  | Nine Months Ended |  | Nine Months Ended |  | Nine Months Ended
| September 30, |  | September 30, |  | September 30, |  | September 30,
(In thousands) | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016 |  | 2017 |  | 2016
Beginning balance | $ | (220 | ) |  | $ | (97 | ) |  | $ | (1,936 | ) |  | $ | (1,584 | ) |  | $ | (554 | ) |  | $ | (170 | ) |  | $ | (2,710 | ) |  | $ | (1,851 | )
Other comprehensive income (loss) before reclassifications | 145 |  |  | 116 |  |  | — |  |  | — |  |  | 97 |  |  | (271 | ) |  | 242 |  |  | (155 | )
Amounts reclassified from accumulated other comprehensive income (loss) | — |  |  | — |  |  | 148 |  | (1 | ) | 121 |  | (1 | ) | — |  |  | — |  |  | 148 |  |  | 121 |
Net-current period other comprehensive income (loss) | 145 |  |  | 116 |  |  | 148 |  |  | 121 |  |  | 97 |  |  | (271 | ) |  | 390 |  |  | (34 | )
Ending balance | $ | (75 | ) |  | $ | 19 |  |  | $ | (1,788 | ) |  | $ | (1,463 | ) |  | $ | (457 | ) |  | $ | (441 | ) |  | $ | (2,320 | ) |  | $ | (1,885 | )
_______________
(1) | This component of accumulated other comprehensive income (loss) is included in the computation of net periodic pension cost for the nine months ended September 30, 2017 and 2016.

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