Document and Entity Information	3 Months Ended	9 Months Ended
	Apr. 30, 2013	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		2013
Document Fiscal Period Focus		Q3
Entity Registrant Name		Guidewire Software, Inc.
Entity Central Index Key		0001528396
Entity Filer Category		Non-accelerated Filer
Current Fiscal Year End Date		--07-31
Entity Common Stock, Shares Outstanding	57,405,504	57,405,504