Condensed Statements of Consolidated Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Net Sales	$ 679,304	$ 633,172	$ 1,912,275	$ 1,885,422
Cost of Sales	488,502	458,379	1,370,687	1,356,450
Gross Profit	190,802	174,793	541,588	528,972
Selling, Distribution and Administrative, including depreciation	145,335	143,031	415,247	417,822
Goodwill Impairment	0	64,794	0	64,794
Operating Income (Loss)	45,467	(33,032)	126,341	46,356
Interest Expense, net	2,165	2,359	6,411	6,704
Other (Income) Expense, net	(47)	65	(656)	1,124
Income (Loss) Before Income Taxes	43,349	(35,456)	120,586	38,528
Income Tax Expense	13,855	9,272	39,636	35,018
Net Income (Loss)	$ 29,494	$ (44,728)	$ 80,950	$ 3,510
Net Income (Loss) Per Share - Basic	$ 0.76	$ (1.14)	$ 2.08	$ 0.09
Net Income (Loss) Per Share - Diluted	0.75	(1.14)	2.06	0.09
Cash dividends per common share	$ 0.29	$ 0.28	$ 0.85	$ 0.82
Weighted average common shares outstanding for basic computation	38,999	39,107	39,009	39,328
Dilutive effect of potential common shares	463	0	375	220
Weighted average common shares outstanding for diluted computation	39,462	39,107	39,384	39,548