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v3.23.2

Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Cash flows from operating activities |  |
Net income | $ 822 | $ 1,522
Reconciliation of net income to net cash provided by operating activities: |  |
Depreciation | 642 | 606
Deferred income taxes | (35) | 111
Gains and losses on properties | (25) | (37)
Changes in assets and liabilities affecting operations: |  |
Accounts receivable | 57 | (230)
Materials and supplies | (19) | (71)
Other current assets | 36 | 30
Current liabilities other than debt | 460 | 75
Other – net | (92) | 5
Net cash provided by operating activities | 1,846 | 2,011
Cash flows from investing activities |  |
Property additions | (948) | (837)
Property sales and other transactions | 61 | 100
Investment purchases | (6) | (7)
Investment sales and other transactions | 152 | 30
Net cash used in investing activities | (741) | (714)
Cash flows from financing activities |  |
Dividends | (615) | (591)
Common stock transactions | (9) | (14)
Purchase and retirement of common stock | (303) | (1,454)
Proceeds from borrowings | 724 | 1,732
Debt repayments | (802) | (550)
Net cash used in financing activities | (1,005) | (877)
Net increase in cash and cash equivalents | 100 | 420
Cash and cash equivalents |  |
At beginning of year | 456 | 839
At end of period | 556 | 1,259
Supplemental disclosures of cash flow information |  |
Interest (net of amounts capitalized) | 318 | 294
Income taxes (net of refunds) | $ 315 | $ 321

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