Note M - Stockholders' Equity (Details Textual) - USD ($)			3 Months Ended		9 Months Ended	165 Months Ended
	Mar. 27, 2015	Mar. 10, 2015	Jun. 28, 2015	Jun. 29, 2014	Mar. 27, 2016	Jun. 28, 2015	Mar. 29, 2015	Sep. 11, 2014	Jun. 05, 2013
Special Cash Dividend [Member] | Scenario, Forecast [Member]
Payments of Ordinary Dividends, Common Stock					$ 250,000
Special Cash Dividend [Member]
Common Stock, Dividends, Per Share, Declared	$ 25	$ 25
Payments of Ordinary Dividends, Common Stock	$ 115,100,000		$ 125,000
Dividends Payable	$ 1,000,000
Payments of Ordinary Dividends, Common Stock		$ 116,100,000	$ 125,000
Minimum Percentage of Common Stock Acquired by a Person or Group which Triggers Exercise of New Rights									15.00%
New Right Purchase Price									$ 100
Common Stock, Capital Shares Reserved for Future Issuance			13,293,670			13,293,670			10,188,600
Treasury Stock, Shares, Acquired			135,987			4,783,674
Treasury Stock, Value, Acquired, Cost Method			$ 5,360,000			$ 62,160,000
Common Stock, Par or Stated Value Per Share			$ 0.01			$ 0.01	$ 0.01	$ 0.01
Stock Repurchase Program, Authorized Amount								$ 6,000,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased			115,285			115,285