Cover
| Cover | Jan. 25, 2024 |
| Cover [Abstract] | |
| Document Type | S-3 |
| Amendment Flag | false |
| Entity Registrant Name | BRIDGER AEROSPACE GROUP HOLDINGS, INC. |
| Entity Central Index Key | 0001941536 |
| Entity Tax Identification Number | 88-3599336 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 90 Aviation Lane |
| Entity Address, City or Town | Belgrade |
| Entity Address, State or Province | MT |
| Entity Address, Postal Zip Code | 59714 |
| City Area Code | (406) |
| Local Phone Number | 813-0079 |
| Entity Filer Category | Non-accelerated Filer |
| Entity Small Business | true |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |