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Employee Incentive Plans (Share Grants And Fair Value) (Details) - USD ($)
$ in Millions

3 Months Ended

12 Months Ended

176 Months Ended

212 Months Ended

Apr. 25, 2022

Mar. 31, 2025

Dec. 31, 2024

Dec. 31, 2023

Dec. 31, 2022

Dec. 31, 2021

Dec. 31, 2024

Employee Incentive Plans [Abstract]

Shares granted

180,889

^[1]

619,808

^[2]

1,257,822

1,248,105

29,332,059

Fair Value - Date of Grant

$ 12

$ 112

$ 102

$ 91

$ 842

Shares Granted IPO to Date

32,638,683

Fair Value - Date of Grant IPO to Date

$ 1,159

Stock Incentive Plan Granted Shares Adjustment

2,686

[1]	April 25, 2022, the Company awarded a special grant of restricted stock units to employees.
[2]	Stock Incentive Plan number of granted restricted stock units related to 2024 was adjusted by 2,686 additional restricted stock units during the three months ended March 31, 2025.

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Fair Value of all shares granted under the 2007 Stock Incentive Plan from the IPO to date.

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Number of shares granted under the 2007 Stock Incentive Plan.

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