The Company and Summary of Significant Accounting Policies - Autonomous Security Robots, Net - Depreciation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||||
| Depreciation expense of finished ASRs | $ 0.5 | $ 0.5 | $ 0.9 | $ 1.0 |