Stock-Based Compensation - Stock-Based Compensation Expenses (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Apr. 04, 2026 |
Mar. 29, 2025 |
|
| Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense | $ 211 | $ 213 |
| Cost of Revenues | ||
| Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense | 18 | 18 |
| Research and Development | ||
| Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense | 24 | 29 |
| Sales and Marketing | ||
| Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense | 65 | 66 |
| General and Administrative | ||
| Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] | ||
| Stock-based compensation expense | $ 104 | $ 100 |