Indebtedness (Short-Term Borrowings) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Short-term Debt [Line Items]
Amount Outstanding	$ 225	$ 244
Commercial paper
Short-term Debt [Line Items]
Amount Outstanding	$ 0	$ 0
Average Year-End Rate	0.00%	0.00%
Bank loans
Short-term Debt [Line Items]
Amount Outstanding	$ 225	$ 244
Average Year-End Rate	12.00%	5.30%

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant