Intangible Assets (Components of Gross and Net Intangible Asset Balances) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2022	Jun. 30, 2022
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 248,584	$ 248,584
Accumulated Amortization	220,019	216,069
Net Carrying Amount	$ 28,565	$ 32,515
Developed Technology
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	3 years 4 months 24 days	3 years 3 months 18 days
Gross Carrying Amount	$ 170,600	$ 170,600
Accumulated Amortization	149,990	146,560
Net Carrying Amount	$ 20,610	$ 24,040
Customer Relationships
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	3 years 8 months 12 days	3 years 10 months 24 days
Gross Carrying Amount	$ 64,839	$ 64,839
Accumulated Amortization	57,186	56,704
Net Carrying Amount	$ 7,653	$ 8,135
Trade Names
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	0 years	1 month 6 days
Gross Carrying Amount	$ 10,700	$ 10,700
Accumulated Amortization	$ 10,700	10,680
Net Carrying Amount		$ 20
License Agreements
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Weighted Average Remaining Amortization Period	4 years 2 months 12 days	4 years 4 months 24 days
Gross Carrying Amount	$ 2,445	$ 2,445
Accumulated Amortization	2,143	2,125
Net Carrying Amount	$ 302	$ 320