Business Description and Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) shares in Thousands, $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Assets	$ 19,966	$ 18,483
Share-based Payment Arrangement [Member] \| Maximum
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share - less than	1,000	1,000	1,000

Amount of asset recognized for present right to economic benefit.

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+ Details