Employee Benefit Plans (Tables)

3 Months Ended

Sep. 30, 2021

Retirement Benefits [Abstract]

Schedule of Net Periodic Benefit Costs

The net periodic benefit (credit) cost for the defined benefit pension plans is as follows:

	Three Months Ended September 30,
	2021		2020
(In thousands)
Service cost	$	—	—
Interest cost	848		859
Expected return on plan assets	(1,237)		(1,038)
Amortization of net loss(1)	339		502
Net periodic benefit (credit) cost	$	(50)	$	323

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(1) These amounts represent the estimated portion of the net loss in AOCI that is expected to be recognized as a component of net periodic benefit cost over the current fiscal year. 

Contributions made by the Company to the multiemployer pension plans were as follows:

	Three Months Ended September 30,
	2021		2020
(In thousands)
Contributions to WCTPP	$	244	$	224
Contributions to All Other Plans	7		4

The following table shows the components of net periodic postretirement benefit cost (credit) for the Retiree Medical Plan and Death Benefit for the three months ended September 30, 2021 and 2020.

	Three Months Ended September 30,
	2021		2020
(In thousands)
Components of Net Periodic Postretirement Benefit Cost (Credit):
Service cost	$	—	$	5
Interest cost	7		73
Amortization of net gain	3		(2,728)
Amortization of prior service credit	—		(4,481)
Net periodic postretirement benefit cost (credit)	$	10	$	(7,131)

Defined Benefit Plan, Assumptions

Weighted-Average Assumptions Used to Determine Net Periodic Benefit Cost

	September 30, 2021	June 30, 2021
Discount rate	2.60%	2.55%
Expected long-term return on plan assets	6.25%	6.25%

Weighted-Average Assumptions Used to Determine Net Periodic Postretirement Benefit Cost 

	Three Months Ended September 30,
	2021	2020
Retiree Medical Plan discount rate	N/A	0.06%
Death Benefit discount rate	2.72%	2.87%