Fair Value Investment in Marketable Securities (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Gain Loss On Marketable Securities | ||
| Gross proceeds from sales of AFS securities | $ 1 | $ 3 |
| X | ||||||||||
- Definition -- None. No documentation exists for this element. -- No definition available.
|
| X | ||||||||||
- Definition Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|