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Summary of Significant Accounting Policies - Changes in Carrying Value of Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 03, 2018 | Jan. 28, 2017 | Jan. 30, 2016
Intangible Assets By Major Class [Line Items] |  |  |  |
January 28, 2017 |  | $ 2,228 |  |
Amortization |  | (407) | $ (400) | $ (600)
February 3, 2018 |  | 1,821 | 2,228 |
Casual Male Trademark |  |  |  |
Intangible Assets By Major Class [Line Items] |  |  |  |
January 28, 2017 |  | 599 |  |
Amortization |  | (307) |  |
February 3, 2018 |  | 292 | 599 |
Other Intangible Assets |  |  |  |
Intangible Assets By Major Class [Line Items] |  |  |  |
January 28, 2017 | [1] | 129 |  |
Amortization | [1] | (100) |  |
February 3, 2018 | [1] | 29 | 129 |
Rochester Trademark |  |  |  |
Intangible Assets By Major Class [Line Items] |  |  |  |
January 28, 2017 |  | 1,500 |  |
February 3, 2018 |  | $ 1,500 | $ 1,500 |
[1] | Other intangibles consist of customer lists, which have a finite life of 16 years based on its estimated economic useful life. At February 3, 2018, customer lists have a remaining life of 3 months.

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- Definition Intangible assets by major class. + References No definition available. + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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