Other Income - Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Other Income and Expenses [Abstract]
Net Periodic Pension and Post-retirement Benefit Credit	$ 33	$ 50	$ 29
Interest Income	45	85	79
Miscellaneous Income	14	7	31
Total Other Income - Net	$ 92	$ 142	$ 139