Stock-Based Compensation (Details) - USD ($)	12 Months Ended
Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Proceeds, Issuance of Shares, Share-based Payment Arrangement, Including Option Exercised	$ 0	$ 0	$ 0
Proceeds from Stock Options Exercised	$ 0	$ 200,000	$ 800,000
Award transactions on stock options
Outstanding shares awards exercised		(19,000)	(102,000)
Award transactions on stock options, Weighted Average Exercise Price
Weighted average exercise price, Beginning	$ 8.34
Weighted average exercise price, Awards exercised	0
Weighted average exercise price, Ending	$ 8.34	$ 8.34
Weighted average remaining contractual life, Outstanding	1 year 6 months
Aggregate intrinsic value, Outstanding	$ 2,192,451
Aggregate intrinsic value, Exercisable	2,192,451
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value	$ 0	$ 600,000	$ 4,800,000
Options/SARs Outstanding
Award transactions on stock options
Outstanding, Beginning	100,341
Outstanding shares awards exercised	0
Outstanding, Ending	100,341	100,341

Amount of cash inflow from issuance of shares under share-based payment arrangement. Includes, but is not limited to, option exercised.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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

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

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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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