CONSOLIDATED STATEMENT OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Income Statement [Abstract]
Net sales	$ 2,053,903	$ 2,104,606	$ 2,265,670
Cost of sales	1,588,133	1,706,109	1,798,413
Gross profit	465,770	398,497	467,257
Selling, general and administrative expenses	324,376	314,000	316,285
Amortization of acquired intangibles	11,638	13,134	15,934
Productivity and transformation costs	48,789	40,107	16,822
Former Chief Executive Officer Succession Plan expense, net	0	30,156	520
Proceeds from insurance claim	(2,962)	(4,460)	0
Accounting review and remediation costs, net of insurance proceeds	0	4,334	9,293
Goodwill impairment	394	0	7,700
Long-lived asset and intangibles impairment	27,493	33,719	14,033
Operating income (loss)	56,042	(32,493)	86,670
Interest and other financing expense, net	18,258	22,517	16,387
Other expense (income), net	3,956	994	(2,151)
Income (loss) from continuing operations before income taxes and equity in net loss (income) of equity-method investees	33,828	(56,004)	72,434
Provision (benefit) for income taxes	6,205	(3,232)	(1,971)
Equity in net loss (income) of equity-method investees	1,989	655	(339)
Net income (loss) from continuing operations	25,634	(53,427)	74,744
Net loss from discontinued operations, net of tax	(106,041)	(129,887)	(65,050)
Net (loss) income	$ (80,407)	$ (183,314)	$ 9,694
Net (loss) income per common share:
Basic net income (loss) per common share from continuing operations (USD per share)	$ 0.25	$ (0.51)	$ 0.72
Basic net (loss) income per common share from discontinued operations (USD per share)	(1.02)	(1.25)	(0.63)
Basic net income (loss) per common share (USD per share)	(0.77)	(1.76)	0.09
Diluted net income (loss) per common share from continuing operations (USD per share)	0.25	(0.51)	0.72
Diluted net (loss) income per common share from discontinued operations (USD per share)	(1.02)	(1.25)	(0.63)
Diluted net income (loss) per common share (USD per share)	$ (0.77)	$ (1.76)	$ 0.09
Shares used in the calculation of net (loss) income per common share:
Basic (shares)	103,618	104,076	103,848
Diluted (shares)	103,937	104,076	104,477