Stock-Based Compensation (Shares Authorized under Stock Option Plans, by Exercise Price Range) (Details) - $ / shares	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices (per share), Lower Limit	$ 2.80
Range of Exercise Prices (per share), Upper Limit	$ 14.01
Options Outstanding, Shares	635,158	658,641	765,486	1,122,675
Options Outstanding, Weighted Average Remaining Contractual Life	5 years 11 months 27 days
Options outstanding, Weighted Average Exercise Price (per share)	$ 7.53	$ 8.53	$ 8.09	$ 7.07
Options Exercisable, Shares	329,210	356,966	407,236
Options Exerciable, Weighted Average Exercise Price (per share)	$ 7.78
Exercise Price Range One [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices (per share), Lower Limit	2.80
Range of Exercise Prices (per share), Upper Limit	$ 4.87
Options Outstanding, Shares	56,900
Options Outstanding, Weighted Average Remaining Contractual Life	5 years 1 month 21 days
Options outstanding, Weighted Average Exercise Price (per share)	$ 3.79
Options Exercisable, Shares	36,900
Options Exerciable, Weighted Average Exercise Price (per share)	$ 3.22
Exercise Price Range Two [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices (per share), Lower Limit	5.70
Range of Exercise Prices (per share), Upper Limit	$ 8.81
Options Outstanding, Shares	480,158
Options Outstanding, Weighted Average Remaining Contractual Life	6 years 5 months 27 days
Options outstanding, Weighted Average Exercise Price (per share)	$ 7.21
Options Exercisable, Shares	216,510
Options Exerciable, Weighted Average Exercise Price (per share)	$ 7.34
Exercise Price Range Three [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices (per share), Lower Limit	8.94
Range of Exercise Prices (per share), Upper Limit	$ 14.01
Options Outstanding, Shares	98,100
Options Outstanding, Weighted Average Remaining Contractual Life	4 years 4 days
Options outstanding, Weighted Average Exercise Price (per share)	$ 11.25
Options Exercisable, Shares	75,800
Options Exerciable, Weighted Average Exercise Price (per share)	$ 11.27