Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Apr. 30, 2011	Apr. 30, 2010
Operating Activities
Net earnings	$ 159,524	$ 114,993
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	45,276	45,158
Changes in operating assets and liabilities	(23,958)	(6,848)
Tax benefit of equity plans	(8,272)	(3,815)
Stock compensation plan expense	7,560	7,110
Deferred taxes	6,188	1,944
Other, net	(17,775)	(9,775)
Net cash provided by operating activities	168,543	148,767
Investing Activities
Net expenditures on property and equipment	(42,400)	(27,230)
Purchase of short-term investments	(67,985)
Acquisitions and divestitures	3,493	(250)
Net cash used in investing activities	(106,892)	(27,480)
Financing Activities
Purchase of treasury stock	(43,101)	(23,783)
Proceeds from settlement of interest rate swap	4,710
Repayments of long-term debt	(13,202)	(5,386)
Change in short-term borrowings	6,976	(10,024)
Dividends paid	(29,547)	(27,040)
Tax benefit of equity plans	8,272	3,815
Exercise of stock options	13,535	7,332
Net cash used in financing activities	(52,357)	(55,086)
Effect of exchange rate changes on cash	22,199	(1,527)
Increase in cash and cash equivalents	31,493	64,674
Cash and cash equivalents, beginning of year	232,000	143,687
Cash and cash equivalents, end of year	$ 263,493	$ 208,361