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Note 12 - Stock Incentive Plans - Activity for Stock Options (Details)	12 Months Ended
	Jan. 29, 2022 $ / shares shares
Outstanding (in shares) | shares	805,701
Outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 9.96
Granted (in shares) | shares	0
Granted, weighted average exercise price (in dollars per share) | $ / shares	$ 0
Exercised (in shares) | shares	(460,421)
Exercised, weighted average exercise price (in dollars per share) | $ / shares	$ 7.81
Canceled or expired (in shares) | shares	(26,711)
Canceled or expired (in dollars per share) | $ / shares	$ 8.13
Outstanding (in shares) | shares	318,569
Outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 13.23
Outstanding, weighted average remaining contractual term (Year)	3 years 8 months 12 days
Exercisable (in shares) | shares	318,569
Exercisable, weighted average exercise price (in dollars per share) | $ / shares	$ 13.23
January 29, 2022 (Year)	3 years 8 months 12 days

X

- Definition

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

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

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

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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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Number of share options (or share units) exercised during the current period.

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