Schedule of Warranty Reserves (Details) (Parenthetical) $ in Thousands |
Sep. 28, 2025
USD ($)
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|---|---|
| Warranty expenses accrued | $ 143 |
| Optical [Member] | |
| Warranty expenses accrued | $ 9 |
| X | ||||||||||
- Definition Amount as of the balance sheet date of the aggregate extended product warranty liability. Does not include the ending balance for the standard product warranty liability. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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