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Supplemental Cash Flow Information | 3 Months Ended
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Mar. 31, 2024
Supplemental Cash Flow Elements [Abstract] |
Supplemental Cash Flow Information | (15) Supplemental Cash Flow Information Cash flows related to income taxes, interest, leases, capital expenditures and deferred financing costs included in accounts payable were as follows:
| Three Months Ended March 31,
(in millions) | 2024 |  | 2023
Supplemental disclosures: |  |  |
Cash paid for income taxes, net of refunds | $ | 26 |  |  | $ | 4 |
Cash paid for interest | 36 |  |  | 29 |
Cash paid for amounts included in the measurement of lease liabilities: |  |  |
Operating cash flows from operating leases | 4 |  |  | 4 |
Operating cash flows from finance leases | 1 |  |  | 1 |
Financing cash flows from finance leases | 2 |  |  | 1 |
Noncash investing and financing activities: |  |  |
Change in capital expenditures included in accounts payable (1) | 4 |  |  | 4 |
Change in turnaround expenditures included in accounts payable | 27 |  |  | 32 |
ROU assets obtained in exchange for new or modified operating lease liabilities | 4 |  |  | 9 |
(1)Capital expenditures are shown exclusive of capitalized turnaround expenditures. Cash, cash equivalents and restricted cash consisted of the following:
(in millions) | March 31, 2024 |  | December 31, 2023
Cash and cash equivalents | $ | 644 |  |  | $ | 581 |
Reserved funds (1) | — |  |  | 598 |
Restricted cash (2) | — |  |  | 7 |
Cash, cash equivalents and restricted cash | $ | 644 |  |  | $ | 1,186 |
(1)Funds reserved for the redemption of the 2025 Notes in February 2024. See Note 8 (“Long-Term Debt and Finance Lease Obligations”) for further discussion. (2)Restricted funds were released and paid in February 2024. See Note 13 (“Commitments and Contingencies”) for further discussion.

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//230/tableOfContent + Details
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