Condensed Consolidated Income Statements (Unaudited) - USD ($) shares in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Net sales	$ 845,990,000	$ 729,873,000	$ 2,567,652,000	$ 2,298,111,000
Cost of goods sold	739,482,000	641,757,000	2,251,920,000	2,043,172,000
Gross profit	106,508,000	88,116,000	315,732,000	254,939,000
Selling, general and administrative expenses	66,522,000	60,099,000	199,538,000	182,681,000
Depreciation expense	2,612,000	3,141,000	8,039,000	9,634,000
Intangible amortization expense	4,457,000	4,880,000	13,413,000	14,595,000
Restructuring and other charges	0	560,000	0	9,312,000
Change in fair value of contingent consideration	0	0	0	516,000
Operating income	32,917,000	19,436,000	94,742,000	38,201,000
Interest expense	1,483,000	1,576,000	4,637,000	5,285,000
Interest income	(1,000,000)	(745,000)	(2,973,000)	(1,756,000)
Other (income) expense, net	(136,000)	(302,000)	668,000	183,000
Income before income taxes	32,570,000	18,907,000	92,410,000	34,489,000
Provision for income taxes	9,044,000	5,121,000	23,659,000	9,757,000
Net income from continuing operations	23,526,000	13,786,000	68,751,000	24,732,000
Net (loss) income from discontinued operations	0	(688,000)	100,000	(37,647,000)
Net income (loss)	$ 23,526,000	$ 13,098,000	$ 68,851,000	$ (12,915,000)
Per share data:
Net income from continuing operations per common share, basic (in dollars per share)	$ 0.92	$ 0.54	$ 2.69	$ 0.97
Net loss from discontinued operations per common share, basic (in dollars per share)	0	(0.03)	0	(1.48)
Net income (loss) per common share, basic (in dollars per share)	$ 0.92	$ 0.51	$ 2.69	$ (0.51)
Weighted-average shares outstanding, basic (in shares)	25,635	25,455	25,577	25,404
Net income from continuing operations per common share, diluted (in dollars per share)	$ 0.91	$ 0.54	$ 2.66	$ 0.97
Net loss from discontinued operations per common share, diluted (in dollars per share)	0	(0.03)	0	(1.48)
Net income (loss) per common share, diluted (in dollars per share)	$ 0.91	$ 0.51	$ 2.67	$ (0.51)
Weighted-average shares outstanding, diluted (in shares)	25,853	25,572	25,812	25,484