Note J - Treasury Stock (Details) (USD $)	3 Months Ended	6 Months Ended	12 Months Ended	0 Months Ended
	Dec. 31, 2013	Dec. 31, 2013	Jun. 30, 2013	Jun. 02, 2011 Maximum [Member]
Note J - Treasury Stock (Details) [Line Items]
Stock Repurchase Program, Authorized Amount				$ 2,000,000
Treasury Stock, Shares, Acquired (in Shares)	2,700	5,100	132,132
Treasury Stock Acquired, Average Cost Per Share (in Dollars per share)	$ 4.55	$ 4.55	$ 5.32
Treasury Stock, Value, Acquired, Cost Method	$ 12,000	$ 23,000	$ 703,000