Fair Value Measurements (Narrative) (Details) - Significant Unobservable Inputs (Level 3) [Member] - USD ($) $ in Billions |
12 Months Ended | |
---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
|
Fair Value Measurements [Line Items] | ||
Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss) | $ 2.1 | $ 2.7 |
Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss) | $ 1.3 | $ 2.5 |
Assets [Member] | Weighted Average [Member] | Fair Value, Recurring [Member] | Inventories Component [Member] | ||
Fair Value Measurements [Line Items] | ||
Basis | 25.00% | 19.40% |
Liabilities [Member] | Weighted Average [Member] | Fair Value, Recurring [Member] | Inventories Component [Member] | ||
Fair Value Measurements [Line Items] | ||
Basis | 33.20% | 15.20% |