Document and Entity Information In Millions, unless otherwise specified	3 Months Ended
	Apr. 30, 2013
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Apr. 30, 2013
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q1
Trading Symbol	CRM
Entity Registrant Name	SALESFORCE COM INC
Entity Central Index Key	0001108524
Current Fiscal Year End Date	--01-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding	590.0