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Debt - Senior Credit Facility (Details) - USD ($) |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2023 | Mar. 31, 2025 | Jun. 30, 2024 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Jul. 01, 2022
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Amortization of debt issuance costs |  |  |  |  |  | $ 15,661,000 | $ 13,256,000 |
Revolving Credit Facility | Credit Agreement | Minimum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 1.75% |  |  |  |  |  |
Line of credit | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 1.85% |  |
Line of credit | Credit Agreement | Maximum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 2.50% |  |  |  |  |  |
Line of credit | Secured Debt | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Aggregate amount of credit facility |  |  |  |  |  |  |  | $ 4,000,000,000.0
Interest expense incurred |  |  | $ 44,000,000 |  | $ 59,000,000 | $ 150,000,000 | 181,000,000 |
Increase (decrease) in interest expense |  |  | (6,000,000) |  | (11,000,000) | (27,000,000) | (34,000,000) |
Amortization of debt issuance costs |  |  | 5,000,000 |  | $ 4,000,000 | $ 14,000,000 | $ 11,000,000 |
Line of credit | Term A Facility | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Aggregate amount of credit facility |  |  |  |  |  |  |  | 850,000,000
Adjusted variable rate floor |  | 0.10% |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 1.85% |  |
Line of credit | Term A Facility | Credit Agreement | Minimum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 1.75% |  |  |  |  |  |
Line of credit | Term B Facility | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Aggregate amount of credit facility |  |  |  |  |  |  |  | 2,800,000,000
Adjusted variable rate floor | 0.50% |  |  |  |  |  |  |
Basis spread on variable rate | 2.00% |  |  |  |  | 2.00% |  |
Debt extinguishment costs |  |  |  | $ 2,000,000 |  |  |  |
Line of credit | Revolving Credit Facility |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  |  |  |  |  | 1.85% |  |
Line of credit | Revolving Credit Facility | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Aggregate amount of credit facility |  |  |  |  |  |  |  | 350,000,000
Adjusted variable rate floor |  | 0.10% |  |  |  |  |  |
Available credit under lines of credit | $ 315,000,000 |  | $ 315,000,000 |  |  | $ 315,000,000 |  |
Line of credit | Revolving Credit Facility | Credit Agreement | Maximum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on variable rate |  | 2.50% |  |  |  |  |  |
Line of credit | Letter of Credit | Credit Agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Aggregate amount of credit facility |  |  |  |  |  |  |  | $ 50,000,000

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