Condensed Statements of Consolidated Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Income Statement [Abstract]
Net Sales	$ 610,519	$ 579,574
Cost of Sales	445,986	420,870
Gross Profit	164,533	158,704
Selling, Distribution and Administrative, including depreciation	120,215	115,437
Operating Income	44,318	43,267
Interest Expense, net	25	47
Other (Income) Expense, net	(459)	1,932
Income Before Income Taxes	44,752	41,288
Income Tax Expense	15,220	14,906
Net Income	$ 29,532	$ 26,382
Net Income Per Share - Basic	$ 0.70	$ 0.62
Net Income Per Share - Diluted	$ 0.70	$ 0.61
Cash dividends per common share	$ 0.21	$ 0.19
Weighted average common shares outstanding for basic computation	41,966	42,397
Dilutive effect of potential common shares	511	564
Weighted average common shares outstanding for diluted computation	42,477	42,961