Commitment and Contingencies (Brazil Tax Credits) (Details) - Dow V. Brazil - Excess PIS/COFINS Taxes - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2023
Gain Contingencies [Line Items]
Gain on Indirect Tax Contingencies Realized	$ 112	$ 67
Other Assets	$ 126		$ 114