Annual report pursuant to Section 13 and 15(d)

Intangible Assets, Net and Goodwill (Schedule of Identifiable Intangible Assets) (Details)

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Intangible Assets, Net and Goodwill (Schedule of Identifiable Intangible Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Summary of Identifiable Intangible Assets [Line Items]    
Gross carrying amount $ 37,198 $ 37,198
Accumulated amortization (36,511) (34,861)
Net carrying amount 687 2,337
Intangible assets not subject to amortization 79,221 79,221
Intangible Assets, Net (Excluding Goodwill), Total 79,908 81,558
Patents And Purchased Technology    
Summary of Identifiable Intangible Assets [Line Items]    
Gross carrying amount 14,198 14,198
Accumulated amortization (14,198) (14,198)
Customer Relationships    
Summary of Identifiable Intangible Assets [Line Items]    
Gross carrying amount 23,000 23,000
Accumulated amortization $ (22,313) $ (20,663)