Document and Entity Information - shares	6 Months Ended
	Aug. 03, 2019	Sep. 03, 2019
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Aug. 03, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Trading Symbol	DEST
Entity Registrant Name	Destination Maternity Corp
Entity Central Index Key	0000896985
Current Fiscal Year End Date	--02-01
Entity Filer Category	Non-accelerated Filer
Entity Common Stock, Shares Outstanding		14,226,121
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Shell Company	false
Title of 12(b) Security	Common Stock, par value $0.01 per share
Security Exchange Name	NASDAQ
Entity File Number	0-21196
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	13-3045573
Entity Address, Address Line One	232 Strawbridge Drive
Entity Address, City or Town	Moorestown
Entity Address, State or Province	NJ
Entity Address, Postal Zip Code	08057
City Area Code	856
Local Phone Number	291-9700
Document Quarterly Report	true
Document Transition Report	false