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Financial Assets and Liabilities - Summary of Changes in Fair Value of Level 3 Instruments (Parenthetical) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
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Sep. 30, 2022 | Jun. 30, 2022
Level 3 |  |
Disclosure Of Financial Instruments [Line Items] |  |
Gain (loss) on re-measurement of contingent consideration provision | $ 4.5 | $ 0.9

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