Employee Benefit Plans (Tables)

12 Months Ended

Jun. 30, 2020

Retirement Benefits [Abstract]

Summary of Costs Recored for Defined Contribution Savings Plans

The costs recorded by the Company for these plans were:

	Years ended June 30,
	2020		2019		2018
	(in millions)
401(k) savings plan	$	42.6	$	35.5	$	34.4
ERSP	2.5		2.3		1.9
Total	$	45.1	$	37.8	$	36.3

Summary of Amounts Charged to Expense

The amounts charged to expense by the Company for these plans were:

	Years ended June 30,
	2020		2019		2018
	(in millions)
SORP	$	4.8	$	3.9	$	4.3
SERP	0.4		0.5		0.6
Total	$	5.2	$	4.4	$	4.9

The amounts charged to expense by the Company for this plan were:

	Years ended June 30,
	2020		2019		2018
	(in millions)
Executive Retiree Health Insurance Plan	$	0.5	$	0.5	$	0.4

The amounts charged to expense by the Company for this plan were:

	Years ended June 30,
	2020		2019		2018
	(in millions)
The Gratuity Plan	$	1.0	$	1.3	$	1.0

Summary of Benefit Obligation under Plan

The benefit obligation to the Company under these plans at June 30, 2020, 2019 and 2018 was:

	Years ended June 30,
	2020		2019		2018
	(in millions)
SORP	$	53.8	$	45.5	$	38.3
SERP	6.0		5.4		4.5
Total	$	59.8	$	50.8	$	42.8

The benefit obligation to the Company under this plan at June 30, 2020, 2019 and 2018 was:

	Years ended June 30,
	2020		2019		2018
	(in millions)
Executive Retiree Health Insurance Plan	$	4.5	$	5.2	$	5.3

The benefit obligation to the Company under this plan at June 30, 2020, 2019 and 2018 was:

	Years ended June 30,
	2020		2019		2018
	(in millions)
The Gratuity Plan	$	6.4	$	5.8	$	5.0