Retirement Plans - Schedule Of Components Of Net Periodic Benefit Cost (Details) - Pension Plan - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Components of net periodic benefit cost
Interest cost	$ 5	$ 4	$ 15	$ 12
Expected return on plan assets	(6)	(7)	(18)	(15)
Actuarial (gain) loss	4	2	8	6
Other	0	0	0	2
Net periodic benefit cost	$ 3	$ (1)	$ 5	$ 5