Stock Compensation Plans - Stock Option Activity under Two Thousand Six And Two Thousand Sixteen Plan (Details)	12 Months Ended
Feb. 01, 2020 USD ($) $ / shares shares
Number of Shares
Options granted	0
Employee Stock Plan, 2006 Plan and 2016 Plan
Number of Shares
Outstanding options at beginning of year	957,400
Options canceled or expired	(202,567)
Outstanding options at end of year	754,833
Options exercisable at end of year	749,833
Vested and expected to vest at end of year	754,833
Weighted-average exercise price per option
Outstanding options at beginning of year \| $ / shares	$ 4.50
Options canceled or expired \| $ / shares	3.23
Outstanding options at end of year \| $ / shares	4.84
Options exercisable at end of year \| $ / shares	4.86
Vested and expected to vest at end of year \| $ / shares	$ 4.84
Weighted-average remaining contractual term
Outstanding options at end of year	2 years 7 months 6 days
Options exercisable at end of year	2 years 6 months
Vested and expected to vest at end of year	2 years 7 months 6 days
Aggregate Intrinsic Value
Outstanding options at beginning of year \| $	$ 16,878
Outstanding options at end of year \| $

Share based compensation arrangement by share based payment award aggregate intrinsic value.

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Share based compensation arrangement by share based payment award options weighted average remaining contractual term.

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No definition available.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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- Definition

Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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