A summary of our 2022 Restructuring pre-tax charges, including subsequent adjustments, is as follows (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, 2024 | | Three Months Ended September 30, 2023 | | Facilities Consolidation | | Facilities Consolidation | | Severance and Other Personnel Costs | | Data Center Assets (1) | | Total | | Cost of revenue | $ | 1 | | | $ | 25 | | | $ | — | | | $ | (12) | | | $ | 13 | | | Research and development | 5 | | | 228 | | | 2 | | | — | | | 230 | | | Marketing and sales | 1 | | | 54 | | | 1 | | | — | | | 55 | | | General and administrative | 1 | | | 45 | | | 1 | | | — | | | 46 | | | Total | $ | 8 | | | $ | 352 | | | $ | 4 | | | $ | (12) | | | $ | 344 | | ____________________________________(1)Relates to changes in estimates in our data center restructuring charges recorded during 2022.
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended September 30, 2024 | | Nine Months Ended September 30, 2023 | | Facilities Consolidation | | Facilities Consolidation | | Severance and Other Personnel Costs | | Data Center Assets (1) | | Total | | Cost of revenue | $ | 24 | | | $ | 92 | | | $ | — | | | $ | (232) | | | $ | (140) | | | Research and development | 191 | | | 871 | | | (9) | | | — | | | 862 | | | Marketing and sales | 42 | | | 233 | | | (1) | | | — | | | 232 | | | General and administrative | 38 | | | 210 | | | (16) | | | — | | | 194 | | | Total | $ | 295 | | | $ | 1,406 | | | $ | (26) | | | $ | (232) | | | $ | 1,148 | | ____________________________________(1)Relates to changes in estimates in our data center restructuring charges recorded during 2022.
| | | | | | | | | | | | | | | | | | | | | | | | | Plan to Date | | Facilities Consolidation | | Severance and Other Personnel Costs | | Data Center Assets | | Total | | Cost of revenue | $ | 355 | | | $ | — | | | $ | 1,116 | | | $ | 1,471 | | | Research and development | 3,083 | | | 399 | | | — | | | 3,482 | | | Marketing and sales | 842 | | | 233 | | | — | | | 1,075 | | | General and administrative | 816 | | | 316 | | | — | | | 1,132 | | | Total | $ | 5,096 | | | $ | 948 | | | $ | 1,116 | | | $ | 7,160 | |
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