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Segment Information (Schedule of Long-Lived Asset by Geographic Region) (Details) - USD ($) $ in Thousands | Oct. 03, 2021 | Dec. 31, 2020
--- | --- | ---
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total |  | $ 39,886 | $ 45,491
United States (U.S.) |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total |  | 15,787 | 19,173
Americas (excluding U.S.) |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total |  | 3,563 | 2,845
EMEA |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total |  | 2,762 | 3,215
Singapore |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total |  | 4,870 | 5,964
APAC (excluding Singapore) |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Total | [1] | $ 12,904 | $ 14,294
[1] | No individual country, other than disclosed above, represented more than 10% of the Company's total long-lived assets in the periods presented.

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