Supplemental Cash Flow Information - Schedule of Cash Flows Related to Income Taxes, Interest, Leases, Capital Expenditures, and Deferred Financing Costs Included in Accounts Payable, and Non-Cash Dividends (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Supplemental disclosures:
Cash paid for income taxes, net of refunds	$ 39	$ 60
Cash paid for interest	48	49
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	9	9
Operating cash flows from finance leases	2	2
Financing cash flows from finance leases	3	3
Noncash investing and financing activities:
Change in capital expenditures included in accounts payable	(3)	3
Change in turnaround expenditures included in accounts payable	$ 1	$ 0