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Note 5 - Stock-based Compensation - Activity for Stock Options (Details) - $ / shares		1 Months Ended	4 Months Ended
		Feb. 03, 2018	May 05, 2018
Outstanding (in shares)		791,567	791,567
Outstanding, weighted average exercise price (in dollars per share)		$ 9.67	$ 9.67
Granted (1) (in shares)		0	213,687	[1]
Granted, weighted average exercise price (in dollars per share)	[1]		$ 8.60
Exercised (1) (in shares)		0	(2,484)	[1]
Exercised, weighted average exercise price (in dollars per share)	[1]		$ 5.11
Forfeited (in shares)
Forfeited, weighted average exercise price (in dollars per share)
Canceled or expired (in shares)
Canceled or expired, weighted average exercise price (in dollars per share)
Outstanding (in shares)			1,002,770
Outstanding, weighted average exercise price (in dollars per share)			$ 9.45
[1] No options were granted or exercised for the five weeks ended February 3, 2018.

X

- Definition

Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

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.

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- Definition

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

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- Definition

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

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- Definition

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

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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