CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Income Statement [Abstract]
Net sales	$ 390,351	$ 438,358	$ 1,196,432	$ 1,317,487
Cost of sales	305,701	341,687	936,720	1,034,658
Gross profit	84,650	96,671	259,712	282,829
Selling, general and administrative expenses	62,934	66,716	204,417	217,837
Goodwill impairment	110,251	0	201,518	0
Long-lived asset and intangibles impairment	24,012	49,426	42,029	70,786
Productivity and transformation costs	7,289	7,175	16,497	20,447
Amortization of acquired intangible assets	1,243	1,255	5,176	4,719
Operating loss	(121,079)	(27,901)	(209,925)	(30,960)
Interest and other financing expense, net	11,866	14,127	38,412	43,509
Other expense (income), net	1,182	100	2,434	(207)
Loss before income taxes and equity in net loss of equity-method investees	(134,127)	(42,128)	(250,771)	(74,262)
(Benefit) provision for income taxes	(505)	5,100	5,746	(4,528)
Equity in net loss of equity-method investees	966	966	1,709	2,371
Net loss	$ (134,588)	$ (48,194)	$ (258,226)	$ (72,105)
Net loss per common share:
Basic (USD per share)	$ (1.49)	$ (0.54)	$ (2.87)	$ (0.8)
Diluted (USD per share)	$ (1.49)	$ (0.54)	$ (2.87)	$ (0.8)
Shares used in the calculation of net loss per common share:
Basic (shares)	90,247	89,832	90,080	89,718
Diluted (shares)	90,247	89,832	90,080	89,718