Balance Sheet Accounts (Components of Gross and Net Intangible Asset Balances) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 31, 2016	Jun. 30, 2016
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 121,827	$ 109,341
Accumulated Amortization	93,573	89,579
Net Carrying Amount	28,254	19,762
Gross Carrying Amount, Intangibles	123,427
Accumulated Amortization, Intangibles	93,573
Intangible assets, net	$ 29,854	$ 19,762
Developed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	5 years 8 months 9 days	3 months 18 days
Gross Carrying Amount	$ 55,500	$ 48,000
Accumulated Amortization	41,165	43,028
Net Carrying Amount	$ 14,335	$ 4,972
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	3 years 10 months 2 days	3 months 18 days
Gross Carrying Amount	$ 40,400	$ 37,000
Accumulated Amortization	37,142	32,889
Net Carrying Amount	$ 3,258	$ 4,111
Maintenance contracts
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	1 year 10 months 2 days	2 years 3 months 18 days
Gross Carrying Amount	$ 17,000	$ 17,000
Accumulated Amortization	10,767	9,067
Net Carrying Amount	$ 6,233	$ 7,933
Trademarks
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	4 years 10 months 2 days	3 months 18 days
Gross Carrying Amount	$ 5,100	$ 2,500
Accumulated Amortization	2,586	2,222
Net Carrying Amount	$ 2,514	$ 278
License agreements
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	6 years 9 months 18 days	9 years 8 months 12 days
Gross Carrying Amount	$ 2,445	$ 3,413
Accumulated Amortization	984	1,473
Net Carrying Amount	$ 1,461	$ 1,940
Other intangibles
Finite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	3 years 2 months 12 days	3 years 8 months 12 days
Gross Carrying Amount	$ 1,382	$ 1,428
Accumulated Amortization	929	900
Net Carrying Amount	453	$ 528
In-Process Research and Development
Finite-Lived Intangible Assets [Line Items]
Fair value of indefinite lived intangibles	$ 1,600