Stock-Based Compensation (Summary Of Stock Option Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Stock-Based Compensation [Abstract]
Outstanding at beginning of period, shares		635,158	658,641	765,486
New Grants (based on fair value of common stock at dates of grant), shares		166,500	511,197	114,000
Exercised, shares		(28,916)	(9,748)	(135,635)
Expired, shares		(115,635)	(123,833)	(21,260)
Forfeited, shares		(34,471)	(401,099)	(63,950)
Outstanding at end of period, shares		622,636	635,158	658,641
Exercisable at end of period, shares		336,022	329,210	356,966
Weighted average exercise price (per share), Beginning of period		$ 7.53	$ 8.53	$ 8.09
New Grants (based on fair value of common stock at dates of grant), weighted average exercise price (per share)		6.63	7.35	10.01
Exercised, weighted average exercise price (per share)		4.89	5.92	6.29
Expired, weighted average exercise price (per share)		8.28	9.08	11.48
Forfeited, weighted average exercise price (per share)		7.69	8.48	9.70
Weighted average exercise price (per share), End of period		7.26	7.53	8.53
Exercisable at end of period, weighted average exercise price (per share)		$ 7.50	$ 7.78	$ 7.94
Outstanding at end of period, aggregate intrinsic value	[1]	$ 279	$ 54	$ 1,438
Exercisable at end of period, aggregate intrinsic value	[1]	279	54	1,015
Total intrinsic value of stock options exercised during fiscal year		58	24	641
Total fair value of shares vested during the fiscal years		$ 409	$ 323	$ 295

[1] The intrinsic value of a stock option is the amount by which the current market value of the underlying stock exceeds the exercise price of the option. The total intrinsic value of stock options exercised during the fiscal years ended June 30, 2017, 2016 and 2015, were $58,000, $24,000 and $641,000, respectively. The total fair value of shares vested during the fiscal years ended June 30, 2017, 2016 and 2015, were $409,000, $323,000 and $295,000, respectively.