CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Net sales	$ 290,227	$ 309,577	$ 883,095	$ 908,301
Cost of products sold	149,228	154,457	453,732	452,797
Gross margin	140,999	155,120	429,363	455,504
Operating expenses:
Research and development	8,928	8,648	27,507	25,675
Selling, general and administrative	102,952	116,666	319,796	340,825
Restructuring charges	4,834	3,039	13,991	14,202
Total operating expenses	116,714	128,353	361,294	380,702
Operating income	24,285	26,767	68,069	74,802
Other income and (expense):
Investment and other income	434	872	968	1,887
Interest expense	(2,503)	(3,381)	(8,394)	(10,777)
Earnings from continuing operations before income taxes	22,216	24,258	60,643	65,912
Income tax expense	5,003	4,074	16,347	17,077
Earnings from continuing operations	17,213	20,184	44,296	48,835
Earnings (loss) from discontinued operations, net of income taxes	0	3,904	(1,915)	15,606
Net earnings	17,213	24,088	42,381	64,441
Weighted average common shares outstanding (in thousands):
Weighted average common shares outstanding, basic (in thousands):	51,301	51,933	51,275	52,071
Weighted average common shares outstanding, diluted (in thousands):	51,450	52,000	51,370	52,304
Class A nonvoting common stock
Other income and (expense):
Earnings from continuing operations	17,213	20,168	44,296	48,759
Earnings Per Share
Earnings from continuing operations per basic share	$ 0.34	$ 0.39	$ 0.86	$ 0.94
Earnings from continuing operations per diluted share	$ 0.33	$ 0.39	$ 0.86	$ 0.93
Earnings (loss) from discontinued operations per basic share	$ 0.00	$ 0.07	$ (0.03)	$ 0.30
Earnings (loss) from discontinued operations per diluted share	$ 0.00	$ 0.07	$ (0.03)	$ 0.30
Net earnings per share, basic	$ 0.34	$ 0.46	$ 0.83	$ 1.24
Net earnings per share, diluted	$ 0.33	$ 0.46	$ 0.83	$ 1.23
Dividends	$ 0.20	$ 0.195	$ 0.60	$ 0.585
Class B voting common stock
Other income and (expense):
Earnings from continuing operations	$ 17,213	$ 20,168	$ 43,501	$ 47,940
Earnings Per Share
Earnings from continuing operations per basic share	$ 0.34	$ 0.39	$ 0.85	$ 0.92
Earnings from continuing operations per diluted share	$ 0.33	$ 0.39	$ 0.85	$ 0.92
Earnings (loss) from discontinued operations per basic share	$ 0.00	$ 0.07	$ (0.04)	$ 0.30
Earnings (loss) from discontinued operations per diluted share	$ 0.00	$ 0.07	$ (0.04)	$ 0.29
Net earnings per share, basic	$ 0.34	$ 0.46	$ 0.81	$ 1.22
Net earnings per share, diluted	$ 0.33	$ 0.46	$ 0.81	$ 1.21
Dividends	$ 0.20	$ 0.195	$ 0.583	$ 0.568