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, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Earnings Per Share [Abstract]
Net loss	$ (3,050)	$ (23,538)	$ (11,862)	$ (61,276)
Shares used in per share calculation - basic and diluted	123,264	119,555	122,485	119,891
Net loss per share - basic and diluted	$ (0.02)	$ (0.20)	$ (0.10)	$ (0.51)