Other Non-Current Liabilities - Schedule of Other Noncurrent Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Jun. 30, 2023
Payables and Accruals [Abstract]
Post-employment retirement obligations	$ 201.9	$ 182.2
Operating lease liabilities	183.0	198.5
Non-current income taxes	53.5	52.4
Acquisition related contingencies	0.0	7.7
Other	41.0	35.2
Total	$ 479.4	$ 476.0

Taxes, Non-Income, Non-Current

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.

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Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan.

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Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are expected to be paid after one year (or the normal operating cycle, if longer), from the balance sheet date.

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