| Component: (Network and Table) | |
|---|---|
| Network | 152 - Disclosure - Intangible Assets, Net - Summary of Intangible Assets, Net (Detail) (http://www.hortonworks.com/taxonomy/role/DisclosureIntangibleAssetsNetSummaryOfIntangibleAssetsNet) |
| Table | Schedule of Finite-Lived Intangible Assets [Table] |
| Reporting Entity [Axis] | 0001610532 (http://www.sec.gov/CIK) |
| Finite-Lived Intangible Assets [Line Items] | Period [Axis] | |||
|---|---|---|---|---|
2016-12-31 | 2015-12-31 | |||
| Finite-Lived Intangible Assets by Major Class [Axis] | Finite-Lived Intangible Assets by Major Class [Axis] | |||
| Developed technology [Member] | Finite-Lived Intangible Assets, Major Class Name [Domain] | Developed technology [Member] | Finite-Lived Intangible Assets, Major Class Name [Domain] | |
Intangible assets, Gross Carrying Amount | ||||
Intangible assets, Accumulated Amortization | ( | ( | ( | ( |
Intangible assets, Net | 3,121,000 | 4,002,000 | ||