Borrowings - Interest on Debt (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Interest on Debt
Interest capitalized	$ 4	$ 2
Total interest paid and accrued	462	395
Cost of financing
Interest on Debt
Interest paid and accrued	90	82
Interest expense.
Interest on Debt
Interest paid and accrued	$ 367	$ 311