CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Cash flows from operating activities:
Net loss	$ (15,661)	$ (41,651)	$ (37,087)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities
Depreciation and amortization	23,810	27,625	29,896
Impairment of goodwill and intangible assets	0	0	42,030
Impairment of fixed assets	0	1,243	0
Postretirement benefits and pension settlement cost	0	(21,077)	(5,760)
Deferred income taxes	(425)	13,404	(300)
Net gains from sale of assets	(2,905)	(593)	(25,237)
Net (gains) losses on derivative instruments	(21,620)	(3,250)	9,818
ESOP and share-based compensation expense	6,501	4,580	4,309
Provision for credit losses	(353)	(877)	1,379
Accounts receivable, net	(6,260)	1,438	12,893
Inventories	(22,828)	(9,383)	19,530
Derivative assets, net	19,554	5,016	(1,082)
Other assets	2,652	11,249	990
Accounts payable	7,111	7,790	(35,784)
Accrued expenses and other	(1,030)	3,000	(14,140)
Net cash (used in) provided by operating activities	(11,454)	(1,486)	1,455
Cash flows from investing activities:
Purchases of property, plant and equipment	(15,163)	(15,117)	(17,560)
Proceeds from sales of property, plant and equipment	9,118	4,421	39,477
Net cash (used in) provided by investing activities	(6,045)	(10,696)	21,917
Cash flows from financing activities:
Proceeds from Credit Facilities	23,500	80,742	90,000
Repayments on Credit Facilities	(5,900)	(159,242)	(60,000)
Proceeds from issuance of term loan	0	47,500	0
Payment of financing costs	(352)	(6,288)	(418)
Proceeds from stock option exercises	0	0	129
Payments of finance lease obligations	(193)	(105)	(53)
Net cash provided by (used in) financing activities	17,055	(37,393)	29,658
Net (decrease) increase in cash and cash equivalents and restricted cash	(444)	(49,575)	53,030
Cash and cash equivalents and restricted cash at beginning of period	10,438	60,013	6,983
Cash and cash equivalents and restricted cash at end of period	9,994	10,438	60,013
Supplemental disclosure of cash flow information:
Cash paid for interest	7,503	5,703	4,426
Cash paid for income taxes	142	355	21
Supplemental disclosure of non-cash investing and financing activities:
Non-cash additions to property, plant and equipment	63	95	446
Right-of-use assets obtained in exchange for new operating lease liabilities	7,684	9,610	8,503
Non-cash issuance of ESOP and 401(K) common stock	373	398	266
Cumulative preferred dividends, undeclared and unpaid	$ 0	$ 574	$ 554