Condensed Statements of Consolidated Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales	$ 1,073,001	$ 1,077,153	$ 2,171,945	$ 2,172,341
Cost of sales	744,951	760,063	1,518,813	1,530,169
Gross profit	328,050	317,090	653,132	642,172
Selling, distribution and administrative expense, including depreciation	207,180	202,496	419,090	406,898
Operating income	120,870	114,594	234,042	235,274
Interest (income) expense, net	(936)	1,917	(1,563)	3,237
Other income, net	(755)	(2,924)	(3,036)	(2,493)
Income before income taxes	122,561	115,601	238,641	234,530
Income tax expense	29,271	24,373	53,288	49,476
Net income	$ 93,290	$ 91,228	$ 185,353	$ 185,054
Net income per share - basic	$ 2.43	$ 2.35	$ 4.83	$ 4.78
Net income per share - diluted	$ 2.39	$ 2.32	$ 4.76	$ 4.71
Weighted average common shares outstanding for basic computation	38,427	38,744	38,413	38,722
Dilutive effect of potential common shares	536	558	543	585
Weighted average common shares outstanding for diluted computation	38,963	39,302	38,956	39,307