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INVENTORIES (Tables) | 6 Months Ended | 12 Months Ended
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Jun. 30, 2021 | Dec. 31, 2020
Rocket Lab USA, Inc. |  |
Schedule of Inventory | Inventories as of June 30, 2021 and December 31, 2020 consisted of the following:
|  | June 30, 2021 |  |  | December 31, 2020 |
Raw materials |  | $ | 13,962 |  |  | $ | 14,023 |
Work in process |  |  | 17,554 |  |  |  | 12,112 |
Total inventories — net |  | $ | 31,516 |  |  | $ | 26,135 |
| Inventories as of December 31 consisted of the following:
|  | 2020 |  |  | 2019 |
Raw materials |  | $ | 14,023 |  |  | $ | 8,523 |
Work in process |  |  | 12,112 |  |  |  | 5,635 |
Total inventories — net |  | $ | 26,135 |  |  | $ | 14,157 |

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