| Cover Page | Feb. 03, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 3, 2022 |
| Entity Registrant Name | TaskUs, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-40482 |
| Entity Tax Identification Number | 83-1586636 |
| Entity Address, Address Line One | 1650 Independence Drive |
| Entity Address, Address Line Two | Suite 100 |
| Entity Address, City or Town | New Braunfels |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 78132 |
| City Area Code | 888 |
| Local Phone Number | 400-8275 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Common Stock, par value $0.01 per share |
| Trading Symbol | TASK |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001829864 |
