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v3.24.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Cash flows from operating activities |  |  |
Net income | $ 1,827 | $ 3,270 | $ 3,005
Reconciliation of net income to net cash provided by operating activities: |  |  |
Depreciation | 1,298 | 1,221 | 1,181
Deferred income taxes | (49) | 83 | 184
Gains and losses on properties | (49) | (82) | (86)
Changes in assets and liabilities affecting operations: |  |  |
Accounts receivable | (2) | (171) | (133)
Materials and supplies | (11) | (35) | 3
Other current assets | (54) | (18) | (6)
Current liabilities other than debt | 435 | 23 | 283
Other – net | (216) | (69) | (176)
Net cash provided by operating activities | 3,179 | 4,222 | 4,255
Cash flows from investing activities |  |  |
Property additions | (2,349) | (1,948) | (1,470)
Property sales and other transactions | 86 | 263 | 159
Investment purchases | (124) | (12) | (10)
Investment sales and other transactions | 205 | 94 | 99
Net cash used in investing activities | (2,182) | (1,603) | (1,222)
Cash flows from financing activities |  |  |
Dividends | (1,225) | (1,167) | (1,028)
Common Stock transactions | 3 | (4) | 17
Purchase and retirement of Common Stock | (622) | (3,110) | (3,390)
Proceeds from borrowings | 3,293 | 1,832 | 1,676
Debt repayments | (1,334) | (553) | (584)
Net cash provided by (used in) financing activities | 115 | (3,002) | (3,309)
Net increase (decrease) in cash and cash equivalents | 1,112 | (383) | (276)
Cash and cash equivalents |  |  |
At beginning of year | 456 | 839 | 1,115
At end of year | 1,568 | 456 | 839
Supplemental disclosures of cash flow information |  |  |
Interest (net of amounts capitalized) | 653 | 619 | 579
Income taxes (net of refunds) | $ 681 | $ 750 | $ 654

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