Document and Entity Information Document (USD $)	12 Months Ended
	Jan. 31, 2015	Feb. 27, 2015	Aug. 02, 2014
Entity Information [Line Items]
Entity Registrant Name	ANN INC.
Trading Symbol	ANN
Entity Central Index Key	0000874214
Current Fiscal Year End Date	--01-31
Entity Filer Category	Large Accelerated Filer
Document Type	10-K
Document Period End Date	Jan. 31, 2015
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY
Amendment Flag	false
Entity Common Stock, Shares Outstanding		45,719,544
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Public Float			$ 1,626,507,237