Share-based Compensation (Schedule of Shares Reserved For Future Issuance) (Details) - shares shares in Thousands	Dec. 31, 2015	Jun. 30, 2015
Class of Stock [Line Items]
Shares reserved for future issuance	28,253	32,723
Employee stock options and awards outstanding	7,310	10,604
Employee Stock Purchase Plan
Class of Stock [Line Items]
Shares reserved for future issuance	11,000	12,000
Stock Option Plan
Class of Stock [Line Items]
Employee stock options and awards outstanding	12,485	15,273
Employee stock options and awards available for grant	4,768	5,450