Pension and Post-retirement Benefits - Narrative (Details) - Pension Plan $ in Millions	3 Months Ended	9 Months Ended
	Mar. 31, 2024 USD ($) plan	Mar. 31, 2024 USD ($) plan
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit pension plans | plan	2	2
United States
Defined Benefit Plan Disclosure [Line Items]
Number of defined benefit pension plans | plan	1	1
Employer contributions | $	$ 1.1	$ 2.4
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Employer contributions | $	$ 0.2	$ 0.7