Fair Value Measurements - Investments and Derivatives (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Assets:
Common stock and equivalents	$ 28	$ 21
Recurring | Common stock and equivalents
Assets:
Common stock and equivalents	28	21
Recurring | Foreign exchange derivative contracts
Assets:
Derivative assets	13	15
Liabilities:
Derivative liabilities	4	5
Recurring | Equity Swap | Estimate of Fair Value Measurement
Assets:
Derivative assets	1
Recurring | Treasury rate lock | Estimate of Fair Value Measurement
Liabilities:
Derivative liabilities	0
Level 1 | Recurring | Common stock and equivalents
Assets:
Common stock and equivalents	28	21
Level 1 | Recurring | Foreign exchange derivative contracts
Assets:
Derivative assets	0	0
Liabilities:
Derivative liabilities	0	0
Level 1 | Recurring | Equity Swap
Assets:
Derivative assets	1
Level 1 | Recurring | Treasury rate lock
Liabilities:
Derivative liabilities	0
Level 2 | Recurring | Common stock and equivalents
Assets:
Common stock and equivalents	0	0
Level 2 | Recurring | Foreign exchange derivative contracts
Assets:
Derivative assets	13	15
Liabilities:
Derivative liabilities	4	$ 5
Level 2 | Recurring | Equity Swap
Assets:
Derivative assets	0
Level 2 | Recurring | Treasury rate lock
Liabilities:
Derivative liabilities	$ 12