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Acquisitions - Narratives (Details) $ in Thousands | 12 Months Ended
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Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) Acquisition | Jun. 30, 2021 USD ($)
Business Acquisition [Line Items] |  |  |
Goodwill | $ 4,084,705 | $ 4,058,291 | $ 3,632,578
Fiscal 2023 Acquisition |  |  |
Business Acquisition [Line Items] |  |  |
Purchase consideration | 17,300 |  |
Goodwill | 15,500 |  |
Identifiable intangible assets | $ 2,000 |  |
Fiscal 2022 Acquisitions |  |  |
Business Acquisition [Line Items] |  |  |
Purchase consideration |  | 616,600 |
Goodwill |  | 450,500 |
Identifiable intangible assets |  | $ 180,600 |
Number of acquisitions | Acquisition |  | 4 |
Amount of tax deductible goodwill and intangibles |  | $ 493,200 |
Fiscal 2022 Acquisitions | Customer contracts and related customer relationships |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets |  | $ 98,400 |
Fiscal 2022 Acquisitions | Customer contracts and related customer relationships | Minimum |  |  |
Business Acquisition [Line Items] |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  | 15 years |
Fiscal 2022 Acquisitions | Customer contracts and related customer relationships | Maximum |  |  |
Business Acquisition [Line Items] |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  | 20 years |
Fiscal 2022 Acquisitions | Technology |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets |  | $ 82,200 |
Fiscal 2022 Acquisitions | Technology | Minimum |  |  |
Business Acquisition [Line Items] |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  | 5 years |
Fiscal 2022 Acquisitions | Technology | Maximum |  |  |
Business Acquisition [Line Items] |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  | 10 years |
Fiscal 2021 Acquisition |  |  |
Business Acquisition [Line Items] |  |  |
Purchase consideration |  |  | 348,800
Goodwill |  |  | 211,000
Identifiable intangible assets |  |  | 133,800
Amount of tax deductible goodwill and intangibles |  |  | 319,700
Fiscal 2021 Acquisition | Customer contracts and related customer relationships |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets |  |  | $ 65,700
Acquired finite-lived intangible assets, weighted average useful life |  |  | 20 years
Fiscal 2021 Acquisition | Technology |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets |  |  | $ 68,100
Acquired finite-lived intangible assets, weighted average useful life |  |  | 10 years

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