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COMPONENTS OF THE COMPANY'S CONDENSED CONSOLIDATED BALANCE SHEETS | 9 Months Ended
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Sep. 30, 2020
Balance Sheet Related Disclosures [Abstract] |
Supplemental Balance Sheet Disclosures | COMPONENTS OF THE COMPANY’S CONDENSED CONSOLIDATED BALANCE SHEETS: Accounts Receivable
(In thousands) | September 30, 2020 |  | December 31, 2019
Accounts receivable trade | $ | 65,427 |  |  | $ | 61,036 |
Allowance for ship and debit | (30,088) |  |  | (33,475) |
Allowance for stock rotation and rebate | (4,974) |  |  | (2,524) |
Allowance for credit losses | (918) |  |  | (763) |
Total | $ | 29,447 |  |  | $ | 24,274 |
The Company maintains an allowance for estimated credit losses resulting from the inability of customers to make required payments. This allowance is established using estimates formulated by the Company’s management based upon factors such as the composition of the accounts receivable aging, historical losses, changes in payments patterns, customer creditworthiness, and current economic trends. Receivables determined to be uncollectible are written off and deducted from the allowance.
| Allowance for Credit Losses
| Three Months Ended |  | Nine Months Ended
(In thousands) | September 30, 2020 |  | September 30, 2020
Beginning balance | $ | (609) |  |  | $ | (763) |
Provision for credit loss expense | (309) |  |  | (309) |
Receivables written off | — |  |  | 154 |
Recoveries collected | — |  |  | — |
Ending balance | $ | (918) |  |  | $ | (918) |
Inventories
(In thousands) | September 30, 2020 |  | December 31, 2019
Raw materials | $ | 38,977 |  |  | $ | 39,058 |
Work-in-process | 37,682 |  |  | 25,982 |
Finished goods | 28,146 |  |  | 25,340 |
Total | $ | 104,805 |  |  | $ | 90,380 |
Prepaid Expenses and Other Current Assets
(In thousands) | September 30, 2020 |  | December 31, 2019
Prepaid legal fees | $ | 589 |  |  | $ | 16 |
Prepaid income tax | 1,440 |  |  | 5,615 |
Prepaid maintenance agreements | 1,729 |  |  | 819 |
Interest receivable | 1,395 |  |  | 1,279 |
Advance to suppliers | 4,297 |  |  | 3,579 |
Other | 5,305 |  |  | 4,289 |
Total | $ | 14,755 |  |  | $ | 15,597 |
Intangible Assets
| September 30, 2020 |  | December 31, 2019
(In thousands) | Gross |  | Accumulated Amortization |  | Net |  | Gross |  | Accumulated Amortization |  | Net
Domain name | $ | 1,261 |  |  | $ | — |  |  | $ | 1,261 |  |  | $ | 1,261 |  |  | $ | — |  |  | $ | 1,261 |
Developed technology | 37,960 |  |  | (28,327) |  |  | 9,633 |  |  | 37,960 |  |  | (25,933) |  |  | 12,027 |
Customer relationships | 16,700 |  |  | (15,471) |  |  | 1,229 |  |  | 20,030 |  |  | (18,098) |  |  | 1,932 |
Technology licenses | 1,926 |  |  | (467) |  |  | 1,459 |  |  | 1,926 |  |  | (281) |  |  | 1,645 |
Total | $ | 57,847 |  |  | $ | (44,265) |  |  | $ | 13,582 |  |  | $ | 61,177 |  |  | $ | (44,312) |  |  | $ | 16,865 |
The estimated future amortization expense related to finite-lived intangible assets at September 30, 2020, is as follows:
Fiscal Year | Estimated Amortization (In thousands)
2020 (remaining three months) | $ | 1,076 |
2021 | 3,494 |
2022 | 2,415 |
2023 | 2,173 |
2024 | 1,279 |
Thereafter | 1,884 |
Total | $ | 12,321 |
Accumulated Other Comprehensive Loss Changes in accumulated other comprehensive loss for three and nine months ended September 30, 2020 and 2019, 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) | 2020 |  | 2019 |  | 2020 |  | 2019 |  | 2020 |  | 2019 |  | 2020 |  | 2019
Beginning balance | $ | 2,197 |  |  | $ | 325 |  |  | $ | (2,375) |  |  | $ | (678) |  |  | $ | (1,542) |  |  | $ | (983) |  |  | $ | (1,720) |  |  | $ | (1,336) |
Other comprehensive income (loss) before reclassifications | (633) |  |  | 208 |  |  | — |  |  | — |  |  | (51) |  |  | 27 |  |  | (684) |  |  | 235 |
Amounts reclassified from accumulated other comprehensive loss | — |  |  | — |  |  | 49 |  | (1) | 17 |  | (1) | — |  |  | — |  |  | 49 |  |  | 17 |
Net-current period other comprehensive income (loss) | (633) |  |  | 208 |  |  | 49 |  |  | 17 |  |  | (51) |  |  | 27 |  |  | (635) |  |  | 252 |
Ending balance | $ | 1,564 |  |  | $ | 533 |  |  | $ | (2,326) |  |  | $ | (661) |  |  | $ | (1,593) |  |  | $ | (956) |  |  | $ | (2,355) |  |  | $ | (1,084) |
_______________ (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, 2020 and 2019.
| 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) | 2020 |  | 2019 |  | 2020 |  | 2019 |  | 2020 |  | 2019 |  | 2020 |  | 2019
Beginning balance | $ | 583 |  |  | $ | (266) |  |  | $ | (2,484) |  |  | $ | (712) |  |  | $ | (1,229) |  |  | $ | (711) |  |  | $ | (3,130) |  |  | $ | (1,689) |
Other comprehensive income (loss) before reclassifications | 981 |  |  | 799 |  |  | — |  |  | — |  |  | (364) |  |  | (245) |  |  | 617 |  |  | 554 |
Amounts reclassified from accumulated other comprehensive loss | — |  |  | — |  |  | 158 |  | (1) | 51 |  | (1) | — |  |  | — |  |  | 158 |  |  | 51 |
Net-current period other comprehensive income (loss) | 981 |  |  | 799 |  |  | 158 |  |  | 51 |  |  | (364) |  |  | (245) |  |  | 775 |  |  | 605 |
Ending balance | $ | 1,564 |  |  | $ | 533 |  |  | $ | (2,326) |  |  | $ | (661) |  |  | $ | (1,593) |  |  | $ | (956) |  |  | $ | (2,355) |  |  | $ | (1,084) |
_______________ (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, 2020 and 2019.

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