Revenue - Schedule of total revenue by geographic areas (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Apr. 30, 2019 |
Apr. 30, 2018 |
|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | $ 89,388 | $ 50,139 |
| MongoDB Atlas-related | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | 30,863 | 6,963 |
| Other subscription | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | 53,131 | 39,106 |
| Services | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | 5,394 | 4,070 |
| Americas | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | 57,756 | 33,420 |
| Europe, Middle East and Africa | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | 25,320 | 14,024 |
| Asia Pacific | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total revenue | $ 6,312 | $ 2,695 |