Derivative Financial Instruments (Schedule Of Derivative Gains And Losses In The Consolidated Statements Of Operations) (Details) - Derivatives Not Designated as Hedging Instrument - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative [Line Items]
Gains Recognized in Net Income	$ 1,404	$ 323	$ 2,628	$ 783
Options sold | Net realized investment (losses) gains
Derivative [Line Items]
Gains Recognized in Net Income	$ 1,404	$ 323	$ 2,628	$ 783