DEI Document - shares |
3 Months Ended | |
|---|---|---|
Apr. 30, 2019 |
May 31, 2019 |
|
| Document Information [Line Items] | ||
| Document Type | 10-Q | |
| Document Fiscal Year Focus | 2020 | |
| Amendment Flag | false | |
| Document Period End Date | Apr. 30, 2019 | |
| Document Fiscal Period Focus | Q1 | |
| Entity Registrant Name | SMARTSHEET INC | |
| Entity Central Index Key | 0001366561 | |
| Current Fiscal Year End Date | --01-31 | |
| Entity Filer Category | Non-accelerated Filer | |
| Entity Emerging Growth Company | true | |
| Entity Ex Transition Period | false | |
| Entity Small Business | false | |
| Common Class A | ||
| Document Information [Line Items] | ||
| Entity Common Stock Shares Outstanding | 74,527,425 | |
| Common Class B | ||
| Document Information [Line Items] | ||
| Entity Common Stock Shares Outstanding | 32,037,234 |