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Schedule I Statement of Cash Flows (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating activities |  |  |
Cash flows from operating activities | $ 24,204 | $ 29,068 | $ 26,206
Investing activities |  |  |
Cash paid for acquisitions and other transactions | (13,408) | (10,136) | (21,458)
Cash received from dispositions and other strategic transactions, net | 2,041 | 685 | 3,414
Other, net | 1,667 | 960 | 793
Cash flows used for investing activities | (20,527) | (15,574) | (28,476)
Financing activities |  |  |
Common stock repurchases | (9,000) | (8,000) | (7,000)
Proceeds from common stock issuances | 1,846 | 1,353 | 1,253
(Repayments of) proceeds from short-term borrowings, net | (151) | 11 | 732
Proceeds from issuance of long-term debt | 17,811 | 6,394 | 14,819
Repayments of long-term debt | (3,000) | (2,125) | (3,015)
Other, net | (1,645) | (1,150) | (1,944)
Cash flows from (used for) financing activities | (3,512) | (11,529) | 4,226
(Decrease) increase in cash and cash equivalents | (115) | 2,062 | 1,990
Cash and cash equivalents, beginning of period | 25,427 |  |
Cash and cash equivalents, end of period | 25,312 | 25,427 |
Supplemental cash flow disclosures |  |  |
Cash paid for interest | 3,594 | 3,035 | 1,945
Cash paid for income taxes | 4,620 | 6,078 | 5,222
Parent Company [Member] |  |  |
Operating activities |  |  |
Cash flows from operating activities | 4,852 | 17,443 | 14,754
Investing activities |  |  |
Issuances of notes to subsidiaries | (349) | (41) | (567)
Repayments of notes to subsidiaries | 225 | 817 | 281
Cash paid for acquisitions and other transactions | (13,750) | (8,144) | (20,728)
Return of capital to parent company | 21 | 639 | 1,424
Capital contributions to subsidiaries | 0 | (2,472) | (570)
Cash received from dispositions and other strategic transactions, net | 2,444 | 624 | 2,787
Other, net | 30 | 286 | 0
Cash flows used for investing activities | (11,379) | (8,291) | (17,373)
Financing activities |  |  |
Common stock repurchases | (9,000) | (8,000) | (7,000)
Proceeds from common stock issuances | 1,846 | 1,353 | 1,253
Cash dividends paid | (7,533) | (6,761) | (5,991)
(Repayments of) proceeds from short-term borrowings, net | (151) | 11 | 732
Proceeds from issuance of long-term debt | 17,811 | 6,394 | 14,819
Repayments of long-term debt | (3,000) | (2,125) | (3,015)
(Repayments of) proceeds from notes from short-term notes from subsidiaries, net | (7,966) | 1,188 | 594
Proceeds from long-term notes from subsidiaries | 14,396 | 0 | 0
Repayments of long-term notes from subsidiaries | (28) | 0 | 0
Other, net | (390) | (702) | (674)
Cash flows from (used for) financing activities | 5,985 | (8,642) | 718
(Decrease) increase in cash and cash equivalents | (542) | 510 | (1,901)
Cash and cash equivalents, beginning of period | 776 | 266 | 2,167
Cash and cash equivalents, end of period | 234 | 776 | 266
Supplemental cash flow disclosures |  |  |
Cash paid for interest | 4,241 | 3,257 | 1,969
Cash paid for income taxes | $ 2,450 | $ 4,426 | $ 4,298

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