Consolidated Statements Of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Income Statement [Abstract]
Net sales	$ 599,797	$ 632,720	$ 1,744,786	$ 1,838,171
Cost of sales	474,528	499,707	1,405,650	1,447,820
Gross profit	125,269	133,013	339,136	390,351
Selling, general and administrative expenses	87,739	86,063	255,383	258,586
Amortization of acquired intangibles	3,802	4,713	11,567	13,859
Project Terra costs and other	9,408	4,831	29,613	13,750
Chief Executive Officer Succession Plan expense, net	455	0	30,156	0
Accounting review and remediation costs, net of insurance proceeds	0	3,313	4,334	6,406
Long-lived asset and intangibles impairment	0	4,839	23,709	8,290
Operating income (loss)	23,865	29,254	(15,626)	89,460
Interest and other financing expense, net	9,390	6,782	25,912	19,543
Other expense/(income), net	1,068	(1,560)	2,041	(5,447)
Income (loss) from continuing operations before income taxes and equity in net loss (income) of equity-method investees	13,407	24,032	(43,579)	75,364
Provision (benefit) for income taxes	3,114	(1,310)	(1,679)	(11,516)
Equity in net loss (income) of equity-method investees	205	101	391	(104)
Net income (loss) from continuing operations	10,088	25,241	(42,291)	86,984
Net loss from discontinued operations, net of tax	(75,925)	(12,555)	(127,472)	(7,349)
Net (loss) income	$ (65,837)	$ 12,686	$ (169,763)	$ 79,635
Net (loss) income per common share:
Basic net income (loss) per common share from continuing operations (USD per share)	$ 0.10	$ 0.24	$ (0.41)	$ 0.84
Basic net income (loss) per common share from discontinued operations (USD per share)	(0.73)	(0.12)	(1.23)	(0.07)
Basic net income (loss) per common share (USD per share)	(0.63)	0.12	(1.63)	0.77
Diluted net income (loss) per common share from continuing operations (USD per share)	0.10	0.24	(0.41)	0.83
Diluted net income (loss) per common share from discontinued operations (USD per share)	(0.73)	(0.12)	(1.23)	(0.07)
Diluted net income (loss) per common share (USD per share)	$ (0.63)	$ 0.12	$ (1.63)	$ 0.76
Shares used in the calculation of net (loss) income per common share:
Basic (shares)	104,117	103,918	104,045	103,821
Diluted (shares)	104,334	104,503	104,045	104,473