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COMPONENTS OF THE COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEETS (Tables) | 6 Months Ended
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Jun. 30, 2025
COMPONENTS OF THE COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEETS |
Schedule of Accounts Receivable | Accounts Receivable
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30, |  | December 31,
(In thousands) | ​ | 2025 | ​ | 2024
Accounts receivable trade | ​ | $ | 60,121 | ​ | $ | 57,308
Allowance for ship and debit | ​ |  | (30,077) | ​ |  | (26,446)
Allowance for stock rotation and rebate | ​ |  | (2,406) | ​ |  | (3,254)
Allowance for credit losses | ​ | ​ | (55) | ​ | ​ | (436)
Total | ​ | $ | 27,583 | ​ | $ | 27,172
Schedule of Allowance for Credit Losses | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Allowance for Credit Losses
​ | ​ | Three Months Ended | ​ | Six Months Ended
​ | ​ | June 30, | ​ | June 30,
(In thousands) | ​ | 2025 |  | 2024 |  | 2025 |  | 2024
Beginning balance | ​ | $ | (55) | ​ | $ | (844) | ​ | $ | (436) | ​ | $ | (681)
Provision for credit loss expense | ​ |  | (54) | ​ |  | (163) | ​ |  | (104) | ​ |  | (847)
Receivables written off | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | —
Recoveries | ​ |  | 54 | ​ |  | — | ​ |  | 485 | ​ |  | 521
Ending balance | ​ | $ | (55) | ​ | $ | (1,007) | ​ | $ | (55) | ​ | $ | (1,007)
Schedule of Inventories | Inventories
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30, |  | December 31,
(In thousands) | ​ | 2025 | ​ | 2024
Raw materials | ​ | $ | 105,566 | ​ | $ | 101,414
Work-in-process | ​ |  | 31,680 | ​ |  | 27,271
Finished goods | ​ |  | 31,150 | ​ |  | 36,927
Total | ​ | $ | 168,396 | ​ | $ | 165,612
Schedule of Intangible Assets | Intangible Assets
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2025 | ​ | December 31, 2024
​ |  | ​ | ​ |  | Accumulated |  | ​ | ​ |  | ​ | ​ |  | Accumulated |  | ​ | ​
(In thousands) | ​ | Gross | ​ | Amortization | ​ | Net | ​ | Gross | ​ | Amortization | ​ | Net
Domain name | ​ | $ | 1,261 | ​ | $ | — | ​ | $ | 1,261 | ​ | $ | 1,261 | ​ | $ | — | ​ | $ | 1,261
In-process research and development | ​ |  | 4,930 | ​ |  | — | ​ |  | 4,930 | ​ |  | 4,930 | ​ |  | — | ​ |  | 4,930
Developed technology | ​ |  | 37,960 | ​ |  | (36,787) | ​ |  | 1,173 | ​ |  | 37,960 | ​ |  | (36,492) | ​ |  | 1,468
Technology licenses | ​ |  | 1,926 | ​ |  | (1,630) | ​ |  | 296 | ​ |  | 1,926 | ​ |  | (1,510) | ​ |  | 416
Total intangible assets | ​ | $ | 46,077 | ​ | $ | (38,417) | ​ | $ | 7,660 | ​ | $ | 46,077 | ​ | $ | (38,002) | ​ | $ | 8,075
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | The estimated future amortization expense related to finite-lived intangible assets at June 30, 2025, is as follows:
​ | ​ | ​ | ​
​ |  | Estimated
​ | ​ | Amortization
Fiscal Year | ​ | (In thousands)
2025 (remaining six months) | ​ | $ | 417
2026 | ​ |  | 687
2027 | ​ |  | 365
Total* | ​ | $ | 1,469
* | Total excludes $4.9 million of in-process research and development which 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 income (loss) for the three and six months ended June 30, 2025 and 2024, were as follows:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | Unrealized Gains | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | and Losses on | ​ | Defined Benefit | ​ | Foreign Currency | ​ | ​ | ​
​ | Marketable Securities | ​ | Pension Items | ​ | Items | ​ | Total
​ | Three Months Ended | ​ | Three Months Ended | ​ | Three Months Ended | ​ | Three Months Ended
​ | June 30, | ​ | June 30, | ​ | June 30, | ​ | June 30,
(In thousands) | 2025 |  | 2024 |  | 2025 |  | 2024 |  | 2025 |  | 2024 |  | 2025 |  | 2024
Beginning balance | $ | 1,144 | ​ | $ | (432) | ​ | $ | 98 | ​ | $ | 1,542 | ​ | $ | (3,425) | ​ | $ | (3,669) | ​ | $ | (2,183) | ​ | $ | (2,559)
Other comprehensive income (loss) before reclassifications |  | 238 | ​ |  | (317) | ​ |  | — | ​ |  | — | ​ |  | 657 | ​ |  | (271) | ​ |  | 895 | ​ |  | (588)
Amounts reclassified from accumulated other comprehensive income (loss) |  | — | ​ |  | — | ​ |  | 1 | (1) |  | (42) | (1) |  | — | ​ |  | — | ​ |  | 1 | ​ |  | (42)
Net-current period other comprehensive income (loss) |  | 238 | ​ |  | (317) | ​ |  | 1 | ​ |  | (42) | ​ |  | 657 | ​ |  | (271) | ​ |  | 896 | ​ |  | (630)
Ending balance | $ | 1,382 | ​ | $ | (749) | ​ | $ | 99 | ​ | $ | 1,500 | ​ | $ | (2,768) | ​ | $ | (3,940) | ​ | $ | (1,287) | ​ | $ | (3,189)
(1) | This component of accumulated other comprehensive income (loss) is included in the computation of net periodic pension cost for the three months ended June 30, 2025 and 2024.
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | Unrealized Gains | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | and Losses on | ​ | Defined Benefit | ​ | Foreign Currency | ​ | ​ | ​
​ | Marketable Securities | ​ | Pension Items | ​ | Items | ​ | Total
​ | Six Months Ended | ​ | Six Months Ended | ​ | Six Months Ended | ​ | Six Months Ended
​ | June 30, | ​ | June 30, | ​ | June 30, | ​ | June 30,
(In thousands) | 2025 |  | 2024 |  | 2025 | ​ | 2024 |  | 2025 |  | 2024 |  | 2025 |  | 2024
Beginning balance | $ | 693 | ​ | $ | 256 | ​ | $ | 99 | ​ | $ | 1,585 | ​ | $ | (3,815) | ​ | $ | (3,303) | ​ | $ | (3,023) | ​ | $ | (1,462)
Other comprehensive income (loss) before reclassifications |  | 689 | ​ |  | (1,005) | ​ |  | — | ​ |  | — | ​ |  | 1,047 | ​ |  | (637) | ​ |  | 1,736 | ​ |  | (1,642)
Amounts reclassified from accumulated other comprehensive loss |  | — | ​ |  | — | ​ |  | — | (1) |  | (85) | (1) |  | — | ​ |  | — | ​ |  | — | ​ |  | (85)
Net-current period other comprehensive income (loss) |  | 689 | ​ |  | (1,005) | ​ |  | — | ​ |  | (85) | ​ |  | 1,047 | ​ |  | (637) | ​ |  | 1,736 | ​ |  | (1,727)
Ending balance | $ | 1,382 | ​ | $ | (749) | ​ | $ | 99 | ​ | $ | 1,500 | ​ | $ | (2,768) | ​ | $ | (3,940) | ​ | $ | (1,287) | ​ | $ | (3,189)
(1) | This component of accumulated other comprehensive income (loss) is included in the computation of net periodic pension cost for the six months ended June 30, 2025 and 2024.

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