Amount of Available Common Shares Reduced by Each Share of Restricted Stock Granted.

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- Definition

Additional shares authorized by the Company's stockholders to increase shares available under the Company's 2010 Stock Incentive Plan.

+ References

No definition available.

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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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.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

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Number of shares that have been repurchased during the period and are being held in treasury.

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Note P - Stockholders' Equity (Details Textual) - USD ($)				3 Months Ended		6 Months Ended		55 Months Ended	228 Months Ended
	Nov. 06, 2020	Aug. 07, 2020	Jun. 12, 2020	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 27, 2020	Sep. 18, 2019	Mar. 11, 2016	Sep. 13, 2012
Common Stock, Dividends, Per Share, Declared (in dollars per share)		$ 0.35	$ 0.35	$ 0.35	$ 0.35	$ 0.70	$ 0.70
Payments of Ordinary Dividends, Common Stock		$ 1,440,000	$ 1,440,000
Treasury Stock, Shares, Acquired (in shares)						26,676			5,254,081
Treasury Stock, Value, Acquired, Cost Method						$ 1,501,000			$ 84,770,000
Sixth Stock Repurchase Plan [Member]
Treasury Stock, Shares, Acquired (in shares)								1,066,450
Treasury Stock, Value, Acquired, Cost Method								$ 37,108,000
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in shares)											1,200,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in shares)				133,550		133,550		133,550	133,550
Repurchase Program [Member]
Treasury Stock, Shares, Acquired (in shares)						26,676
Treasury Stock, Value, Acquired, Cost Method						$ 1,501,000
Treasury Stock Acquired, Average Cost Per Share (in dollars per share)						$ 56.26
The 2010 Stock Incentive Plan [Member]
Increased Number of Shares Available for Issuance Due to Plan Amendment (in shares)												250,000
Amount of Available Common Shares Reduced by Each Share of Restricted Stock Granted (in shares)												3.2
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)										208,584
The 2019 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)										369,584
The 2019 Stock Incentive Plan [Member] \| Shares Expired or Forfeited up to 100000 Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)										11,000
The 2019 Stock Incentive Plan [Member] \| Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)				208,584		208,584		208,584	208,584
The 2019 Stock Incentive Plan [Member] \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)				184,808		184,808		184,808	184,808
Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)	$ 0.35