| Document and Entity Information | Jan. 29, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | As previously disclosed by TETRA Technologies, Inc. (the “Company”) in its Current Report on Form 8-K filed with the Securities and Exchange Commission on January 29, 2021 (the “Original 8-K”), on January 29, 2021, pursuant to the Purchase and Sale Agreement between the Company and Spartan Energy Holdco, LLC (“Acquirer”), and, solely for the limited purposes set forth therein, Spartan Energy Partners LP, the Company completed the sale of (i) 10,952,478 common units representing limited partner interests of CSI Compressco LP (the “Partnership”) and (ii) all of the outstanding membership interests in CSI Compressco GP LLC, the general partner of the Partnership, to Acquirer (the “GP Sale”). This Current Report on Form 8-K/A (this “Amendment”) amends the Original 8-K to file the unaudited pro forma financial information required by Item 9.01(b) of Form 8-K. No other modifications to the Original 8-K are being made by this Amendment. This Amendment should be read in conjunction with the Original 8-K, which provides a more complete description of the GP Sale. |
| Document Period End Date | Jan. 29, 2021 |
| Entity Registrant Name | TETRA Technologies, Inc. |
| Entity Central Index Key | 0000844965 |
| Entity Emerging Growth Company | false |
| Entity File Number | 1-13455 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 74-2148293 |
| Entity Address, Address Line One | 24955 Interstate 45 North |
| Entity Address, City or Town | The Woodlands |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 77380 |
| City Area Code | 281 |
| Local Phone Number | 367-1983 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | TTI |
| Security Exchange Name | NYSE |
