Description of Business	3 Months Ended
May 01, 2021
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Description of Business	1. Description of Business J.Jill, Inc., “J.Jill” or the “Company”, is a premier omnichannel retailer and nationally recognized women’s apparel brand committed to delighting customers with great wear-now product. The brand represents an easy, thoughtful and inspired style that reflects the confidence of remarkable women who live life with joy, passion and purpose. J.Jill offers a guiding customer experience through more than 260 stores nationwide and a robust ecommerce platform. J.Jill is headquartered outside Boston.

The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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