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Goodwill and Intangible Assets (Components of Gross and Net Intangible Asset Balances) (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Jun. 30, 2019
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 234,966 | $ 181,566
Accumulated Amortization | 148,226 | 130,454
Net Carrying Amount | $ 86,740 | $ 51,112
Developed technology |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |
Weighted Average Remaining Amortization Period | 2 years 9 months 18 days | 2 years 4 months 24 days
Gross Carrying Amount | $ 157,000 | $ 117,000
Accumulated Amortization | 90,673 | 77,449
Net Carrying Amount | $ 66,327 | $ 39,551
Customer relationships |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |
Weighted Average Remaining Amortization Period | 4 years 10 months 24 days | 2 years
Gross Carrying Amount | $ 63,039 | $ 51,639
Accumulated Amortization | 46,965 | 44,410
Net Carrying Amount | $ 16,074 | $ 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 7 months 6 days | 2 years 4 months 24 days
Gross Carrying Amount | $ 10,700 | $ 9,100
Accumulated Amortization | 7,034 | 5,647
Net Carrying Amount | $ 3,666 | $ 3,453
License agreements |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |
Weighted Average Remaining Amortization Period | 5 years 6 months | 5 years 4 months 24 days
Gross Carrying Amount | $ 2,445 | $ 2,445
Accumulated Amortization | 1,796 | 1,661
Net Carrying Amount | $ 649 | $ 784
Other intangibles |  |
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items] |  |
Weighted Average Remaining Amortization Period | 1 month 6 days | 7 months 6 days
Gross Carrying Amount | $ 1,382 | $ 1,382
Accumulated Amortization | 1,358 | 1,287
Net Carrying Amount | $ 24 | $ 95

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