| Component: (Network and Table) | |
|---|---|
| Network | 2415402 - Disclosure - Segment and Major Customers Information - Schedule of Revenue by Geographic Region (Details) (http://www.fireeye.com/role/SegmentAndMajorCustomersInformationScheduleOfRevenueByGeographicRegionDetails) |
| Table | Schedule of Revenues from External Customers and Long-Lived Assets [Table] |
| Reporting Entity [Axis] | 0001370880 (http://www.sec.gov/CIK) |
| Revenues from External Customers and Long-Lived Assets [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] | |||||||||||||
| United States | EMEA | APAC | Other | Geographical [Domain] | United States | EMEA | APAC | Other | Geographical [Domain] | United States | EMEA | APAC | Other | Geographical [Domain] | |
Total revenue | 714,114,000 | 622,967,000 | 425,662,000 | ||||||||||||