| Cover Page Cover Page | Dec. 05, 2019 |
| Cover page. | |
| Document Type | 8-K |
| Document Period End Date | Dec. 5, 2019 |
| Entity Registrant Name | CLOUDERA, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-38069 |
| Entity Tax Identification Number | 26-2922329 |
| Entity Address, Address Line One | 395 Page Mill Road |
| Entity Address, City or Town | Palo Alto |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94306 |
| City Area Code | 650 |
| Local Phone Number | 362-0488 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.00005 per share |
| Trading Symbol | CLDR |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001535379 |
| Amendment Flag | false |
