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Summary of Significant Accounting Policies - Segments and Concentration Risk (Details) - item | 12 Months Ended
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Feb. 03, 2018 | Jan. 28, 2017 | Jan. 30, 2016
Merchandise assortment by classification as a percentage of net sales |  |  |
Number of reporting units | 1 |  |
Accessories |  |  |
Merchandise assortment by classification as a percentage of net sales |  |  |
Concentration risk (as a percent) | 32.00% | 31.00% | 30.00%
Ladies' |  |  |
Merchandise assortment by classification as a percentage of net sales |  |  |
Concentration risk (as a percent) | 23.00% | 24.00% | 24.00%
Children's |  |  |
Merchandise assortment by classification as a percentage of net sales |  |  |
Concentration risk (as a percent) | 23.00% | 23.00% | 25.00%
Men's |  |  |
Merchandise assortment by classification as a percentage of net sales |  |  |
Concentration risk (as a percent) | 17.00% | 17.00% | 17.00%
Home |  |  |
Merchandise assortment by classification as a percentage of net sales |  |  |
Concentration risk (as a percent) | 5.00% | 5.00% | 4.00%

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13531-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=84177426&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13537-108611 + Details
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