Employee Benefit Plans (Summary of Stock Award Activity) (Details) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
	Dec. 31, 2019 USD ($) $ / shares shares
Number of Shares
Non-vested stock awards outstanding at June 30, 2019 | shares	7,736
Granted | shares	6,017
Released | shares	(2,474)
Cancelled | shares	(890)
Non-vested stock awards outstanding at December 31, 2019 | shares	10,389
Vested and expected to vest at December 31, 2019 | shares	9,729
Weighted-Average Grant Date Fair Value
Non-vested stock awards outstanding at June 30, 2019 | $ / shares	$ 7.67
Granted | $ / shares	6.86
Released | $ / shares	7.08
Cancelled | $ / shares	7.08
Non-vested stock awards outstanding at December 31, 2019 | $ / shares	7.39
Vested and expected to vest at December 31, 2019 | $ / shares	$ 7.30
Aggregate Fair Market Value
Non-vested stock awards outstanding at December 31, 2019 | $	$ 76,570
Vested and expected to vest at December 31, 2019 | $	$ 71,705