Goodwill and Intangible Assets (Components of Gross and Net Intangible Asset Balances) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Mar. 31, 2020	Jun. 30, 2019
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 234,066	$ 181,566
Accumulated Amortization	156,914	130,454
Net Carrying Amount	$ 77,152	$ 51,112
Developed technology
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	2 years 7 months 6 days	2 years 4 months 24 days
Gross Carrying Amount	$ 156,100	$ 117,000
Accumulated Amortization	97,193	77,449
Net Carrying Amount	$ 58,907	$ 39,551
Customer relationships
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	4 years 9 months 18 days	2 years
Gross Carrying Amount	$ 63,039	$ 51,639
Accumulated Amortization	48,281	44,410
Net Carrying Amount	$ 14,758	$ 7,229
Backlogs
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	0 years
Gross Carrying Amount	$ 400
Accumulated Amortization	$ 400
Trade names
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	1 year 6 months	2 years 4 months 24 days
Gross Carrying Amount	$ 10,700	$ 9,100
Accumulated Amortization	7,794	5,647
Net Carrying Amount	$ 2,906	$ 3,453
License agreements
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	5 years 7 months 6 days	5 years 4 months 24 days
Gross Carrying Amount	$ 2,445	$ 2,445
Accumulated Amortization	1,864	1,661
Net Carrying Amount	$ 581	$ 784
Other intangibles
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	0 years	7 months 6 days
Gross Carrying Amount	$ 1,382	$ 1,382
Accumulated Amortization	$ 1,382	1,287
Net Carrying Amount		$ 95