Balance Sheet Accounts (Change in Deferred Support Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period			$ 99,782
Balance end of period	$ 97,053		97,053
Less: current portion	75,548		75,548		$ 76,551
Non-current deferred revenue	21,505		21,505
Renewable Support Arrangements
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period	85,255	$ 87,012	87,441	$ 89,657
New support arrangements	29,773	35,517	56,819	64,056
Recognition of support revenue	(30,322)	(31,156)	(59,554)	(62,340)
Balance end of period	84,706	91,373	84,706	91,373
Less: current portion	63,201	67,433	63,201	67,433
Non-current deferred revenue	$ 21,505	$ 23,940	$ 21,505	$ 23,940