Document And Entity Information (USD $)	12 Months Ended
	Jul. 28, 2012	Sep. 17, 2012	Jan. 28, 2012
Document and Entity Information [Abstract]
Entity Registrant Name	DGT Holdings Corp.
Document Type	10-K
Current Fiscal Year End Date	--07-28
Entity Common Stock, Shares Outstanding		3,839,468
Entity Public Float			$ 19,418,586
Amendment Flag	false
Entity Central Index Key	0000027748
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Smaller Reporting Company
Entity Well-known Seasoned Issuer	No
Document Period End Date	Jul. 28, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	FY