Income Taxes (Tables)

12 Months Ended

Jun. 30, 2023

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation

A reconciliation of income tax expense to the federal statutory tax rate is as follows: 

	For the Years Ended June 30,
(In thousands)	2023		2022		2021
Statutory tax rate	21%		21%		21%
Income tax benefit at statutory rate	$	(7,216)	$	(389)	$	(3,420)
State income tax expense (benefit) (net of federal tax benefit)	2,407		(754)		(206)
Valuation allowance	3,788		1,767		1,835
Change in tax rate	(111)		(210)		1,055
Post-retirement medical plan and other offset in OCI	(467)		—		13,738
Other (net)	1,274		(290)		926
Income tax (benefit) expense	$	(325)	$	124	$	13,928

Schedule of Deferred Tax Assets and Liabilities

The primary components of the temporary differences which give rise to the Company’s net deferred tax assets (liabilities) are as follows: 

	As of June 30,
(In thousands)	2023		2022
Deferred tax assets:
Postretirement benefits	$	5,349	$	7,284
Accrued liabilities	2,642		4,759
163(j) Interest Limitation	7,772		4,040
Net operating loss carryforward	55,566		51,413
Intangible assets	6,481		6,936
Right-of-use operating lease liabilities	6,346		7,041
Other	5,436		7,650
Total deferred tax assets	89,592		89,123
Deferred tax liabilities:
Property, plant and equipment	(725)		(15,726)
Right-of-use operating lease assets	(6,194)		(7,174)
Other	(2,238)		(79)
Total deferred tax liabilities	(9,157)		(22,979)
Valuation allowance	(80,435)		(66,879)
Net deferred tax liability	$	—	$	(735)