| Component: (Network and Table) | |
|---|---|
| Network | 167 - Disclosure - Segment Information and Information about Geographic Areas - Net Revenues of Customer by Geographic Area (Detail) (http://www.rapid7.com/taxonomy/role/DisclosureSegmentInformationAndInformationAboutGeographicAreasNetRevenuesOfCustomerByGeographicArea) |
| Table | Entity Wide Portfolio Carrying Amount, Major Customer [Table] |
| Reporting Entity [Axis] | 0001560327 (http://www.sec.gov/CIK) |
| Entity Wide Portfolio Carrying Amount, Major Customer [Line Items] | Period [Axis] | ||||||||
|---|---|---|---|---|---|---|---|---|---|
2016-01-01 - 2016-12-31 | 2015-01-01 - 2015-12-31 | 2014-01-01 - 2014-12-31 | |||||||
| Geographical [Axis] | Geographical [Axis] | Geographical [Axis] | |||||||
| North America [Member] | Other [Member] | Geographical [Domain] | North America [Member] | Other [Member] | Geographical [Domain] | North America [Member] | Other [Member] | Geographical [Domain] | |
Net revenues, Total | 157,437,000 | 110,526,000 | 76,880,000 | ||||||