Share-Based Compensation And Share Repurchase Plans (Schedule Of Restricted Stock Units Issued And Vested) (Details) - Restricted Stock Units (RSUs) [Member] $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	2,233,372
Number of options, Vesting | shares	1,400,813
Number of options, Unvested | shares	703,433
Number of options, Forfeited | shares	129,127
Value of options, Granted | $	$ 13,103,765
Value of options, Vesting | $	9,726,491
Value of options, Forfeited | $	727,155
Value of options, Unvested | $	$ 2,650,118
Award Date 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	68,153
Number of options, Vesting | shares	67,372
Number of options, Forfeited | shares	781
Value of options, Granted | $	$ 815,160
Value of options, Vesting | $	805,759
Value of options, Forfeited | $	$ 9,400
Award Date 2 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	70,538
Number of options, Vesting | shares	70,006
Number of options, Forfeited | shares	532
Value of options, Granted | $	$ 1,124,348
Value of options, Vesting | $	1,115,852
Value of options, Forfeited | $	$ 8,496
Award Date 3 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	97,600
Number of options, Vesting | shares	94,426
Number of options, Forfeited | shares	3,174
Value of options, Granted | $	$ 1,581,512
Value of options, Vesting | $	1,529,648
Value of options, Forfeited | $	$ 51,864
Award Date 4 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	59,258
Number of options, Vesting | shares	56,154
Number of options, Forfeited | shares	3,104
Value of options, Granted | $	$ 944,070
Value of options, Vesting | $	894,065
Value of options, Forfeited | $	$ 50,005
Award Date 5 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	401,966
Number of options, Vesting | shares	373,708
Number of options, Forfeited | shares	28,258
Value of options, Granted | $	$ 2,281,899
Value of options, Vesting | $	2,111,059
Value of options, Forfeited | $	$ 170,840
Award Date 6 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	361,593
Number of options, Vesting | shares	283,280
Number of options, Unvested | shares	49,858
Number of options, Forfeited | shares	28,456
Value of options, Granted | $	$ 2,185,222
Value of options, Vesting | $	1,682,339
Value of options, Forfeited | $	182,736
Value of options, Unvested | $	$ 320,147
Award Date 7 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	502,582
Number of options, Vesting | shares	224,716
Number of options, Unvested | shares	230,601
Number of options, Forfeited | shares	47,265
Value of options, Granted | $	$ 1,998,505
Value of options, Vesting | $	839,804
Value of options, Forfeited | $	197,095
Value of options, Unvested | $	$ 961,606
Award Date 8 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options, Granted | shares	671,682
Number of options, Vesting | shares	231,151
Number of options, Unvested | shares	422,974
Number of options, Forfeited | shares	17,557
Value of options, Granted | $	$ 2,173,049
Value of options, Vesting | $	747,965
Value of options, Forfeited | $	56,719
Value of options, Unvested | $	$ 1,368,365