v3.20.4

Stock-Based Compensation (Tables) | 9 Months Ended
--- | ---
Oct. 31, 2020
Equity [Abstract] |
Summary of Option Activity | A summary of option activity under the 2015 Plan as of October 31, 2020 and changes during the 39 weeks then ended is presented in the table below (shares in thousands):
|  | Shares |  |  | Wtd. Avg. Exercise Price |  |  | Wtd. Avg. Remaining Contractual Life in Years |
Outstanding at February 1, 2020 |  |  | — |  |  | $ | 345.400 |  |  |  | 2.29 |
Granted |  |  | 180 |  |  | $ | 1.320 |  |  |  | 4.84 |
Exercised |  |  | — |  |  |  | — |  |  |  | — |
Expired/Forfeited |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at October 31, 2020 |  |  | 180 |  |  | $ | 1.690 |  |  |  | 4.58 |
Vested and expected to vest |  |  | 180 |  |  | $ | 1.690 |  |  |  | 4.58 |
Exercisable at October 31, 2020 |  |  | 108 |  |  | $ | 1.937 |  |  |  | 4.58 |
Non-vested at October 31, 2020 (a) |  |  | 72 |  |  | $ | 1.320 |  |  |  | 4.58 |
(a) Weighted average grant-date fair value is $0.81 per share. |  |  |  |  |  |  |  |  |  |  |  |

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration