Investments In Securities and Fair Value (Schedule Of Fixed Maturity Securities) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Investments, Debt and Equity Securities [Abstract]
Due in one year or less, Amortized Cost	$ 17,422
Due after one year through five years, Amortized Cost	31,178
Due five years through ten years, Amortized Cost	8,993
Due after ten years, Amortized Cost	830
Total, amortized cost	58,423	$ 53,775
Due in one year or less, Fair Value	17,422
Due after one year through five years, Fair Value	31,070
Due five years through ten years, Fair Value	8,902
Due after ten years, Fair Value	1,058
Total, Fair Value	$ 58,452	$ 53,989