Common Stock and Stock-Based Awards (Summary Of Stock Options) (Details) - Employee Stock Options [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
Jun. 30, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Number of Options, Outstanding, Beginning balance	37
Number of Options, Exercised	(34)
Number of Options, Forfeited or expired	(2)
Number of Options, Outstanding, Ending balance	1
Weighted-Average Exercise Price, Outstanding, Beginning balance	$ 23.07
Weighted-Average Exercise Price, Exercised	23.07
Weighted-Average Exercise Price, Forfeited or expired	22.99
Weighted-Average Exercise Price, Outstanding, Ending balance	$ 23.14
Weighted-Average Remaining Contractual Term (Years), Outstanding	7 months 6 days
Aggregate Intrinsic Value, Outstanding	$ 15

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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