Financing (Covenants and Redemption Provisions Applicable to Notes) (Narrative) (Details)	12 Months Ended
	Dec. 31, 2024
Senior notes
Debt Instrument [Line Items]
Percentage of notes' principal in addition to accrued interest that redemption price must equal or be greater than if a credit downgrade or change in control occurs	101.00%
Swiss franc-denominated senior unsecured bonds | Bonds
Debt Instrument [Line Items]
Debt instrument, percentage of principal amount redeemed, threshold	85.00%
2027 and 2032 Yen notes | Senior notes
Debt Instrument [Line Items]
Percentage of notes' principal in addition to accrued interest that redemption price must equal or be greater than if a credit downgrade or change in control occurs	100.00%
Debt instrument, redemption price, percentage	100.00%