| Document and Entity Information | Nov. 04, 2024 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001981599 |
| Document Type | 8-K |
| Document Period End Date | Nov. 04, 2024 |
| Entity Registrant Name | Centuri Holdings, Inc. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-42022 |
| Entity Tax Identification Number | 93-1817741 |
| Entity Address, Address Line One | 19820 North 7th Avenue |
| Entity Address, Address Line Two | Suite 120 |
| Entity Address, City or Town | Phoenix |
| Entity Address, State or Province | AZ |
| Entity Address, Postal Zip Code | 85027 |
| City Area Code | (623) |
| Local Phone Number | 582-1235 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, $0.01 per share par value |
| Trading Symbol | CTRI |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
