CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jan. 31, 2013	Jul. 31, 2012
Current assets:
Cash and cash equivalents	$ 141,311	$ 305,900
Accounts receivable — net	229,219	199,006
Inventories:
Finished products	75,040	64,740
Work-in-process	17,549	15,377
Raw materials and supplies	32,242	25,407
Total inventories	124,831	105,524
Prepaid expenses and other current assets	47,656	40,424
Total current assets	543,017	650,854
Other assets:
Goodwill	877,972	676,791
Other intangible assets	185,495	84,119
Deferred income taxes	6,032	45,356
Other	22,711	20,584
Cost:
Land	9,145	8,651
Buildings and improvements	105,501	101,962
Machinery and equipment	313,512	292,130
Construction in progress	12,444	10,417
Property, plant and equipment, gross	440,602	413,160
Less accumulated depreciation	289,860	283,145
Property, plant and equipment — net	150,742	130,015
Total	1,785,969	1,607,719
Current liabilities:
Notes payable	112,340	0
Accounts payable	103,197	86,646
Wages and amounts withheld from employees	40,564	54,629
Taxes, other than income taxes	8,313	9,307
Accrued income taxes	8,869	14,357
Other current liabilities	46,930	40,815
Current maturities on long-term debt	61,264	61,264
Total current liabilities	381,477	267,018
Long-term obligations, less current maturities	264,417	254,944
Other liabilities	102,225	76,404
Total liabilities	748,119	598,366
Stockholders' investment:
Additional paid-in capital	315,425	313,008
Income retained in the business	731,294	732,290
Treasury stock — 3,234,991 and 3,245,561 shares, respectively of Class A nonvoting common stock, at cost	(88,354)	(92,600)
Accumulated other comprehensive income	81,475	59,411
Other	(2,538)	(3,304)
Total stockholders’ investment	1,037,850	1,009,353
Total	1,785,969	1,607,719
Class A nonvoting common stock [Member]
Stockholders' investment:
Common Stock, Value: Class A nonvoting common stock — Issued 51,261,487 and 51,261,487 shares, respectively and outstanding 47,711,496 and 47,630,926 shares, respectively and Class B voting common stock — Issued and outstanding, 3,538,628 shares	513	513
Class B voting common stock [Member]
Stockholders' investment:
Common Stock, Value: Class A nonvoting common stock — Issued 51,261,487 and 51,261,487 shares, respectively and outstanding 47,711,496 and 47,630,926 shares, respectively and Class B voting common stock — Issued and outstanding, 3,538,628 shares	$ 35	$ 35