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RESEARCH AND DEVELOPMENT COSTS (Tables) | 6 Months Ended
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Jun. 30, 2021
Research and Development [Abstract] |
Schedule of research and development costs | The following table presents the Company’s gross and net expenditures on R&D activities:
| Three Months Ended June 30, |  | Six Months Ended June 30,
(in millions) | 2021 |  | 2020 |  | 2021 |  | 2020
Gross R&D expenditures | $ | 224 |  |  | $ | 103 |  |  | $ | 444 |  |  | $ | 221 |
Customer reimbursements | (58) |  |  | (15) |  |  | (95) |  |  | (24) |
Net R&D expenditures | $ | 166 |  |  | $ | 88 |  |  | $ | 349 |  |  | $ | 197 |

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