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Investments (Tables)

12 Months Ended

Dec. 31, 2024

Investments [Abstract]

Marketable Securities [Table Text Block]

Our investments were as follows as of December 31:

(in millions)			2024						2023
Short-term investments:
Equity investment security			$	11					$	11
Held-to-maturity investment securities			—						3
Time deposits			1						—
Total short-term investments			$	12					$	14

Long-term investments:
Other investments			$	90					$	80
Restricted time deposits(1)			—						355
Total long-term investments			$	90					$	435

(1)As of December 31, 2023 the balance of restricted time deposits contained $96 million of restricted cash equivalents. See Note 11.

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Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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