Document and Entity Information - shares |
3 Months Ended | |
|---|---|---|
Apr. 30, 2018 |
May 31, 2018 |
|
| Document And Entity Information [Line Items] | ||
| Document Type | 10-Q | |
| Amendment Flag | false | |
| Document Period End Date | Apr. 30, 2018 | |
| Document Fiscal Year Focus | 2019 | |
| Document Fiscal Period Focus | Q1 | |
| Trading Symbol | VEEV | |
| Entity Registrant Name | VEEVA SYSTEMS INC | |
| Entity Central Index Key | 0001393052 | |
| Current Fiscal Year End Date | --01-31 | |
| Entity Filer Category | Large Accelerated Filer | |
| Class A common stock [Member] | ||
| Document And Entity Information [Line Items] | ||
| Entity Common Stock, Shares Outstanding | 120,613,021 | |
| Class B common stock [Member] | ||
| Document And Entity Information [Line Items] | ||
| Entity Common Stock, Shares Outstanding | 22,826,092 |