Cover |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Document Information [Line Items] | |
| Document Type | 11-K/A |
| Entity Registrant Name | NORTHROP GRUMMAN CORPORATION |
| Amendment Flag | true |
| Entity Central Index Key | 0001133421 |
| NGSP | |
| Document Information [Line Items] | |
| Document Type | 11-K/A |
| Entity Registrant Name | NORTHROP GRUMMAN CORPORATION |
| Amendment Flag | true |
| Entity Central Index Key | 0001133421 |