Stock-Based Compensation (Summary Of Stock Option Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Jun. 30, 2019	Jun. 30, 2018
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Outstanding at beginning of period, shares		635,036	622,636
New Grants (based on fair value of common stock at dates of grant), shares		8,000	100,000
Exercised, shares		(55,445)	(52,000)
Expired, shares		(10,900)	(34,000)
Forfeited, shares		(9,570)	(1,600)
Outstanding at end of period, shares		567,121	635,036
Exercisable at end of period, shares		436,953	384,805
Weighted average exercise price (per share), Beginning of period		$ 7.02	$ 7.26
New Grants (based on fair value of common stock at dates of grant), weighted average exercise price (per share)		8.28	7.95
Exercised, weighted average exercise price (per share)		5.73	8.81
Expired, weighted average exercise price (per share)		3.63	9.99
Forfeited, weighted average exercise price (per share)		7.78	10.55
Weighted average exercise price (per share), End of period		7.22	7.02
Exercisable at end of period, weighted average exercise price (per share)		$ 7.16	$ 6.87
Outstanding at end of period, aggregate intrinsic value	[1]		$ 2,269
Exercisable at end of period, aggregate intrinsic value	[1]		$ 1,445

[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, 2019 and 2018 were $160,000 and $87,000, respectively.  The total fair value of shares vested during the fiscal years ended June 30, 2019 and 2018 were $413,000 and $400,000, respectively