Condensed Statements of Consolidated Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 751,287	$ 833,375	$ 1,499,094	$ 1,689,779
Cost of sales	541,753	592,141	1,073,779	1,197,085
Gross profit	209,534	241,234	425,315	492,694
Selling, distribution and administrative expense, including depreciation	162,428	182,489	325,901	372,783
Intangible and other impairment	49,528	0	49,528	0
Operating (loss) income	(2,422)	58,745	49,886	119,911
Interest expense, net	7,658	9,583	15,311	19,642
Other expense (income), net	88	(215)	(89)	(215)
(Loss) income before income taxes	(10,168)	49,377	34,664	100,484
Income tax (benefit) expense	(4,834)	11,346	5,214	23,654
Net (loss) income	$ (5,334)	$ 38,031	$ 29,450	$ 76,830
Net (loss) income per share - basic	$ (0.14)	$ 0.98	$ 0.76	$ 1.99
Net (loss) income per share - diluted	$ (0.14)	$ 0.97	$ 0.75	$ 1.97
Weighted average common shares outstanding for basic computation	38,781	38,649	38,751	38,630
Dilutive effect of potential common shares	0	398	414	370
Weighted average common shares outstanding for diluted computation	38,781	39,047	39,165	39,000