Retirement and Employee Benefit Plans Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Contribution expenses related to the defined contribution plans which cover certain employees	$ 18	$ 18	$ 16
Net periodic benefit cost	3	4	4
Projected benefit obligation	130	121
Defined benefit plan, funded (unfunded) status of plan	18	15
Non-current defined benefit plan funded status of plan	42	39
Accumulated benefit obligation for defined benefit pension plans	15	19
Employer contributions	5	5	$ 5
Estimated future employer contributions in next fiscal year, cash	5
Level 2
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets	$ 106	$ 97