Stock-Based Compensation and Stock Repurchases (Schedule Of Restricted Stock Units Issued And Vested) (Details) - Restricted Stock Units (RSUs) [Member] - shares	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	2,233,372	1,561,690
Number of options, Vesting	1,400,715	1,169,564
Number of options, Unvested	703,227	280,253
Number of options, Forfeited	129,431	111,874
Award Date 11 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	413,536
Number of options, Vesting	146,714
Number of options, Unvested	257,790
Number of options, Forfeited	9,032
Award Date 12 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	237,719
Number of options, Vesting	79,328
Number of options, Unvested	149,866
Number of options, Forfeited	8,525
Award Date 13 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	20,427
Number of options, Vesting	5,109
Number of options, Unvested	15,318
Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	339,438	339,438
Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	1,893,934	1,222,252
Management [Member] | Award Date 11 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	413,536
Management [Member] | Award Date 12 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	237,719
Management [Member] | Award Date 13 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted	20,427