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Balance Sheet Components (Estimated Future Amortization Expense Of Acquisition-Related Intangible Assets With Definite Lives) (Details)
Dec. 31, 2021
USD ($)
Balance Sheet Components [Abstract]  
2022 $ 913,000
2023 838,000
2024 733,000
2025 733,000
2026 733,000
2027 and thereafter 7,029,000
Finite-Lived Intangible Assets, Net $ 10,979,000