Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Average Number of Shares Outstanding:
Average Number of Shares Outstanding, Basic	38,434	38,077	38,372	38,047
Average Number of Shares Outstanding, Diluted	38,613	38,295	38,760	38,469
Statement [Line Items]
Net Sales	$ 320,313	$ 295,136	$ 637,752	$ 583,326
Cost of Sales	253,467	239,979	509,582	472,964
Gross Profit	66,846	55,157	128,170	110,362
Selling and Administrative Expenses	56,664	49,006	110,881	97,244
Other General Income	0	0	(5,022)	0
Restructuring Expense	0	31	402	91
Operating Income	10,182	6,120	21,909	13,027
Other Income (Expense):
Interest income	65	121	133	231
Interest expense	(7)	(8)	(14)	(15)
Non-operating income (expense), net	1,171	(1,470)	2,129	(1,286)
Other income (expense), net	1,229	(1,357)	2,248	(1,070)
Income Before Taxes on Income	11,411	4,763	24,157	11,957
Provision for Income Taxes	2,189	584	5,752	2,817
Net Income	$ 9,222	$ 4,179	$ 18,405	$ 9,140
Class A Common Stock
Basic Earnings Per Share:
Earnings (Loss) Per Share, Basic	$ 0.24	$ 0.11	$ 0.47	$ 0.23
Diluted Earnings Per Share:
Earnings (Loss) Per Share, Diluted	$ 0.23	$ 0.11	$ 0.47	$ 0.22
Dividends Per Share of Common Stock:
Dividends Per Share of Common Stock, Declared	$ 0.045	$ 0.045	$ 0.090	$ 0.090
Class B Common Stock
Basic Earnings Per Share:
Earnings (Loss) Per Share, Basic	$ 0.24	$ 0.11	$ 0.48	$ 0.24
Diluted Earnings Per Share:
Earnings (Loss) Per Share, Diluted	$ 0.24	$ 0.11	$ 0.48	$ 0.24
Dividends Per Share of Common Stock:
Dividends Per Share of Common Stock, Declared	$ 0.050	$ 0.050	$ 0.100	$ 0.100