Document and Entity Information	6 Months Ended
	Oct. 31, 2011	Nov. 30, 2011
Document and Entity Information
Entity Registrant Name	DITECH NETWORKS INC
Entity Central Index Key	0001080667
Document Type	10-Q
Document Period End Date	Oct. 31, 2011
Amendment Flag	false
Current Fiscal Year End Date	--04-30
Entity Current Reporting Status	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		26,753,414
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2