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Equity Activity - Reclassifications and Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | $ 7,001 | $ 6,820 | $ 13,511 | $ 13,539
SG&A expense | 5,027 | 4,938 | 9,913 | 9,912
Other (income) and expense | (39) | (233) | (204) | (550)
Interest expense | 510 | 427 | 965 | 859
Services |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 5,280 | 5,126 | 10,282 | 10,365
Sales |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 1,630 | 1,607 | 3,034 | 2,988
Financing |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 90 | 86 | 194 | 186
Accumulated Other Comprehensive Income/(Loss) |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Other Comprehensive Income (Loss), before Tax | (959) | 322 | (1,525) | 885
Other comprehensive income/(loss), Tax (Expense)/Benefit | 493 | (153) | 753 | (442)
Other comprehensive income/(loss) | (466) | 169 | (772) | 442
Unrealized gains/(losses) arising during the period, Net of Tax Amount |  |  | (445) | 42
Reclassification/amortization, Net of Tax Amount |  |  | (328) | 400
Foreign currency translation adjustments |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Other Comprehensive Income (Loss), before Tax | (613) | 2 | (956) | 57
Other comprehensive income/(loss), Tax (Expense)/Benefit | 399 | (68) | 602 | (222)
Other comprehensive income/(loss) | (215) | (66) | (354) | (165)
Unrealized gains/(losses) arising during the period, Net of Tax Amount |  |  | (354) | (165)
Net Unrealized Gains/(Losses) on Available- For-Sale Securities |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Other Comprehensive Income (Loss), before Tax | (5) | 1 | 2 | 1
Other comprehensive income/(loss), Tax (Expense)/Benefit | 1 | 0 | (1) | 0
Other comprehensive income/(loss) | (4) | 0 | 2 | 1
Unrealized gains/(losses) arising during the period, Before Tax Amount | (5) | 1 | 2 | 1
Unrealized gains/(losses) arising during the period, Tax (Expense)/Benefit | 1 | 0 | (1) | 0
Unrealized gains/(losses) arising during the period, Net of Tax Amount | (4) | 0 | 2 | 1
Net Unrealized Gains/(Losses) on Cash Flow Hedges |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Other Comprehensive Income (Loss), before Tax | (501) | 61 | (883) | 307
Other comprehensive income/(loss), Tax (Expense)/Benefit | 128 | (16) | 227 | (79)
Other comprehensive income/(loss) | (373) | 45 | (656) | 227
Unrealized gains/(losses) arising during the period, Before Tax Amount | (82) | 103 | (141) | 279
Unrealized gains/(losses) arising during the period, Tax (Expense)/Benefit | 24 | (28) | 40 | (75)
Unrealized gains/(losses) arising during the period, Net of Tax Amount | (59) | 75 | (101) | 204
Reclassification/amortization, Net of Tax Amount |  |  | (555) | 24
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Cost of services |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | (1) | 3 | (1) | 4
Reclassification/amortization, Net of Tax Amount | 3 | (7) | 4 | (10)
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Cost of sales |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | (2) | 5 | 1 | 9
Reclassification/amortization, Net of Tax Amount | 4 | (10) | (2) | (18)
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Cost of financing |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | 0 | 0 | (1) | (1)
Reclassification/amortization, Net of Tax Amount | 1 | 1 | 2 | 2
Net Unrealized Gains/(Losses) on Cash Flow Hedges | SG&A expense |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | (1) | 2 | 0 | 3
Reclassification/amortization, Net of Tax Amount | 1 | (5) | (1) | (7)
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Other (income) and expense |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | 110 | 5 | 191 | (15)
Reclassification/amortization, Net of Tax Amount | (327) | (16) | (567) | 44
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Interest expense |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Tax (Expense)/Benefit | (1) | (2) | (3) | (4)
Reclassification/amortization, Net of Tax Amount | 4 | 6 | 9 | 13
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
SG&A expense | 2 | (7) | (2) | (10)
Other (income) and expense | (436) | (21) | (758) | 58
Interest expense | 6 | 8 | 12 | 17
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Services |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 4 | (9) | 5 | (14)
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Sales |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 5 | (15) | (2) | (27)
Net Unrealized Gains/(Losses) on Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Financing |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Cost | 1 | 2 | 2 | 3
Retirement-related benefit plans |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Other Comprehensive Income (Loss), before Tax | 160 | 259 | 311 | 520
Other comprehensive income/(loss), Tax (Expense)/Benefit | (35) | (69) | (76) | (141)
Other comprehensive income/(loss) | 125 | 190 | 236 | 379
Unrealized gains/(losses) arising during the period, Net of Tax Amount |  |  | 8 | 2
Reclassification/amortization, Net of Tax Amount |  |  | 228 | 377
Prior service costs/(credits) |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Unrealized gains/(losses) arising during the period, Before Tax Amount | 0 | 0 | 0 | 0
Unrealized gains/(losses) arising during the period, Tax (Expense)/Benefit | 0 | 0 | 0 | 0
Unrealized gains/(losses) arising during the period, Net of Tax Amount | 0 | 0 | 0 | 0
Reclassification/amortization, Before Tax Amount | (2) | (2) | (4) | (4)
Reclassification/amortization, Tax (Expense)/Benefit | 1 | 0 | 1 | 1
Reclassification/amortization, Net of Tax Amount | (1) | (1) | (2) | (3)
Net gains/(losses) arising during the period |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Unrealized gains/(losses) arising during the period, Before Tax Amount | 0 | 0 | 0 | 1
Unrealized gains/(losses) arising during the period, Tax (Expense)/Benefit | 8 | 2 | 8 | 2
Unrealized gains/(losses) arising during the period, Net of Tax Amount | 8 | 2 | 8 | 2
Reclassification/amortization, Before Tax Amount | 157 | 258 | 308 | 519
Reclassification/amortization, Tax (Expense)/Benefit | (42) | (71) | (83) | (143)
Reclassification/amortization, Net of Tax Amount | 115 | 187 | 225 | 376
Curtailments and settlements |  |  |  |
Reclassifications and Taxes Related to Items of Other Comprehensive Income |  |  |  |
Reclassification/amortization, Before Tax Amount | 5 | 2 | 7 | 4
Reclassification/amortization, Tax (Expense)/Benefit | (2) | (1) | (2) | (1)
Reclassification/amortization, Net of Tax Amount | $ 3 | $ 2 | $ 5 | $ 3

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