Condensed Statements of Consolidated Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Net sales	$ 1,077,153	$ 1,060,280	$ 2,172,341	$ 2,122,685
Cost of sales	760,063	751,775	1,530,169	1,507,397
Gross profit	317,090	308,505	642,172	615,288
Selling, distribution and administrative expense, including depreciation	202,496	195,612	406,898	395,863
Operating income	114,594	112,893	235,274	219,425
Interest expense, net	1,917	6,185	3,237	12,665
Other (income) expense, net	(2,924)	758	(2,493)	1,766
Income before income taxes	115,601	105,950	234,530	204,994
Income tax expense	24,373	25,493	49,476	47,657
Net income	$ 91,228	$ 80,457	$ 185,054	$ 157,337
Net income per share - basic	$ 2.35	$ 2.09	$ 4.78	$ 4.08
Net income per share - diluted	$ 2.32	$ 2.05	$ 4.71	$ 4.02
Weighted average common shares outstanding for basic computation	38,744	38,579	38,722	38,552
Dilutive effect of potential common shares	558	629	585	610
Weighted average common shares outstanding for diluted computation	39,302	39,208	39,307	39,162