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Commitments and Contingencies - 32BJ ("Union") Pension Plan and Health Plan (Details) - Building Service 32BJ - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Pension Plans
Multiemployer Plans [Line Items]
Plan contributions	$ 530.3	$ 317.9	$ 305.7
Health Plans
Multiemployer Plans [Line Items]
Plan contributions	$ 1,700.0	$ 1,900.0	$ 1,600.0

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