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Stock Compensation Plans - Additional Information (Details) - shares |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Aug. 12, 2020 | Aug. 08, 2019 | Aug. 04, 2016 | Jan. 30, 2021
Non Employee Directors |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Shares available for grant |  |  |  | 1,000,000
Percentage of annual retainer |  |  |  | 50.00%
Number of shares issued limit by each quarter |  |  |  | 250,000
Percentage of removal of annual retainer |  |  |  | 50.00%
2016 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Common stock reserve, shares |  |  | 5,725,538 |
Reduction in outstanding reserve for share granted |  |  | 1.00% |
Reduction in outstanding reserve for share granted, full-value award |  |  | 1.90% |
Shares available for grant |  |  |  | 1,456,300
Number of additional shares authorized to increase share reserve | 1,740,000 | 2,800,000 |  |
Share-based compensation arrangement by share-based payment award, description |  |  |  | In accordance with the terms of the 2016 Plan, any shares outstanding under the previous 2006 Incentive Compensation Plan (the “2006 Plan”) at August 4, 2016 that subsequently terminate, expire or are cancelled for any reason without having been exercised or paid are added back and become available for issuance under the 2016 Plan, with stock options being added back on a one-for-one basis and full-value awards being added back on a 1 to 1.9 basis. At January 30, 2021, there are 435,368 stock options that remain outstanding under the 2006 Plan
Percent of shares available for awards |  |  | 5.00% |
Share-based compensation description |  |  |  | Except with respect to 5% of the shares available for awards under the 2016 Plan, no award will become exercisable or otherwise forfeitable unless such award has been outstanding for a minimum period of one year from its date of grant.
2006 Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Stock option outstanding |  |  |  | 435,368

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- Definition Percent of shares available for awards. + References No definition available. + Details
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- Definition Maximum percent of shares under the equity plan that can be granted to a participant without vesting provisions (percent). + References No definition available. + Details
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- Definition Description of terms of share-based payment arrangement. Includes, but is not limited to, type of award or grantee and reason for issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 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 (a) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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