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Marketable Securities | 9 Months Ended
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Sep. 26, 2020
Investments, Debt and Equity Securities [Abstract] |
Marketable Securities | 3 Marketable Securities The Company’s marketable securities within cash equivalents and investments included in the consolidated balance sheets are detailed as follows (in thousands):
|  | September 26, 2020 |
|  | Amortized Cost |  |  | Unrealized Gain |  |  | Unrealized Loss |  |  | Fair Value |
Time deposits |  |  | 22,136 |  |  |  | — |  |  |  | — |  |  |  | 22,136 |
Total |  | $ | 22,136 |  |  | $ | — |  |  | $ | — |  |  | $ | 22,136 |
Amounts included in: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments |  |  | 22,136 |  |  |  | — |  |  |  | — |  |  |  | 22,136 |
Total |  | $ | 22,136 |  |  | $ | — |  |  | $ | — |  |  | $ | 22,136 |
|  | December 31, 2019 |
|  | Amortized Cost |  |  | Unrealized Gain |  |  | Unrealized Loss |  |  | Fair Value |
Time deposits |  |  | 1,642 |  |  |  | — |  |  |  | — |  |  |  | 1,642 |
Total |  | $ | 1,642 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,642 |
Amounts included in: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents |  | $ | 213 |  |  | $ | — |  |  | $ | — |  |  | $ | 213 |
Investments |  |  | 1,429 |  |  |  | — |  |  |  | — |  |  |  | 1,429 |
Total |  | $ | 1,642 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,642 |
The estimated fair value of marketable debt securities by maturity date is as follows (in thousands):
|  | September 26, 2020 |  |  | December 31, 2019 |
Due in one year or less |  | $ | 22,136 |  |  | $ | 1,642 |
Total |  | $ | 22,136 |  |  | $ | 1,642 |

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