Cover
Cover | May 04, 2022 |
Cover [Abstract] | |
Document Type | 8-K |
Amendment Flag | false |
Document Period End Date | May 4, 2022 |
Entity File Number | 0-19655 |
Entity Registrant Name | TETRA TECH, INC. |
Entity Central Index Key | 0000831641 |
Entity Tax Identification Number | 95-4148514 |
Entity Incorporation, State or Country Code | DE |
Entity Address, Address Line One | 3475 East Foothill Boulevard |
Entity Address, City or Town | Pasadena |
Entity Address, State or Province | CA |
Entity Address, Postal Zip Code | 91107 |
City Area Code | 626 |
Local Phone Number | 351-4664 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of 12(b) Security | Common Stock, $0.01 par value |
Trading Symbol | TTEK |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |