| Component: (Network and Table) | |
|---|---|
| Network | 100520 - Disclosure - Goodwill and Purchased Intangible Assets - Purchased Intangible Assets, Net (Detail) (http://www.netapp.com/20160429/taxonomy/role/DisclosureGoodwillAndPurchasedIntangibleAssetsPurchasedIntangibleAssetsNetDetail) |
| Table | Schedule Of Acquired Finite Lived Intangible Asset By Major Class [Table] |
| Reporting Entity [Axis] | 0001002047 (http://www.sec.gov/CIK) |
| Acquired Finite Lived Intangible Assets [Line Items] | Period [Axis] | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
2016-04-29 | 2015-04-24 | |||||||||||
| Finite-Lived Intangible Assets by Major Class | Finite-Lived Intangible Assets by Major Class | |||||||||||
| Developed Technology | Customer Contracts/Relationships | Other Purchased Intangibles | Intangible Assets Subject to Amortization | In Process Research and Development | Finite-Lived Intangible Assets, Major Class Name | Developed Technology | Customer Contracts/Relationships | Other Purchased Intangibles | Intangible Assets Subject to Amortization | In Process Research and Development | Finite-Lived Intangible Assets, Major Class Name | |
Gross Assets | ||||||||||||
Accumulated Amortization | ( | ( | ( | ( | ( | ( | ( | ( | ( | ( | ||
Net Assets | 180,000,000 | 90,000,000 | ||||||||||