Stock-Based Compensation - Narratives (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Excess tax benefits recognized	$ 2.9	$ 1.1	$ 5.2
Restricted stock units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
EBITDA target performance condition, years	3 years	3 years	3 years
Non-performance-based awards vesting period	3 years	3 years	3 years
Percentage of earned award vesting after three years				50.00%
Vesting period for first half of award (in years)				3 years
Percentage of earned award vesting after four years				50.00%
Vesting period for second half of award (in years)				4 years
Period to establish average share price for performance measurement				90 days
Restricted stock units | Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Average share price milestone (as a percent)	200.00%
2016 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares authorized for grants (in shares)	2,400,000
Cumulative equity instruments awarded (in shares)	1,681,869
Cumulative equity instruments forfeited (in shares)	298,988