| Component: (Network and Table) | |
|---|---|
| Network | 1067 - Disclosure - Balance Sheet Details - Deferred Revenue (Detail) (http://www.netapp.com/taxonomy/role/DisclosureBalanceSheetDetailsDeferredRevenue) |
| Table | Deferred Revenue Arrangement, by Type [Table] |
| Reporting Entity [Axis] | 0001002047 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Deferred Revenue Arrangement [Line Items] | Period [Axis] | |||||
|---|---|---|---|---|---|---|
2013-04-26 | 2012-04-27 | |||||
| Product Or Service [Axis] | Product Or Service [Axis] | |||||
| Product [Member] | Sem And Service [Member] | Products And Services [Domain] | Product [Member] | Sem And Service [Member] | Products And Services [Domain] | |
Short-term | 1,563,300,000 | 1,366,500,000 | ||||
Long-term | 1,446,200,000 | 1,449,400,000 | ||||
Short-term and long-term deferred revenue, Total | 15,700,000 | 2,993,800,000 | 3,009,500,000 | 25,700,000 | 2,790,200,000 | 2,815,900,000 |