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Convertible Note Investment (Schedule Of Changes In The Fair Value Of This Level 3 Investment) (Details) - Convertible Note Investment [Member]
$ in Thousands
9 Months Ended
Sep. 30, 2025
USD ($)
Debt and Equity Securities, FV-NI [Line Items]  
Cost $ 22,350
Unrealized Gains (Losses) 0
Fair Value $ 22,350