Note G - Employee Benefit Plans - Defined Benefit Pension Plan's Funded Status and Amount Recognized (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Change in Benefit Obligation:
Benefit obligation at beginning of year	$ 1,901	$ 1,796
Interest cost	80	80
Actuarial loss	144	165
Benefits paid	(45)	(140)
Benefit obligation at end of year	2,080	1,901
Change in Plan Assets:
Fair value of plan assets at beginning of year	1,719	1,662
Actual return on plan assets	(5)	226
Benefits paid	(45)	(140)
Plan expenses	(27)	(29)
Fair value of plan assets at end of year	1,642	1,719
Reconciliation of Funded Status:
Difference between benefit obligation and fair value of plan assets	(438)	(182)
Unrecognized net actuarial loss in accumulated other comprehensive income	904	679
Net amount recognized	466	497
Projected benefit obligation	2,080	1,901
Accumulated benefit obligation	2,080	1,901
Fair value of plan assets	$ 1,642	$ 1,719