Net Loss Per Share (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Earnings Per Share [Abstract]
Net loss	$ (7,234)	$ (13,105)	$ (18,760)	$ (32,435)
Weighted-average shares used in per share calculation - basic and diluted	102,369	98,677	101,677	97,996
Net loss per share - basic and diluted	$ (0.07)	$ (0.13)	$ (0.18)	$ (0.33)