CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Operating activities:
Net cash provided by operating activities	$ 203,983	$ 155,523
Investing activities:
Capital expenditures	(94,285)	(59,945)
Acquisition of business	(25,669)	0
Purchases of retirement benefit assets	(22,388)	(50,381)
Proceeds from sale of retirement benefit assets	21,862	39,608
Proceeds from sale of assets	19,856	410
Other	(9,094)	(3,642)
Net cash used by investing activities	(109,718)	(73,950)
Financing activities:
Notes payable	(74,987)	130,081
Dividends paid	(40,274)	(36,976)
Long-term borrowings	84	35,109
Repayments of long-term debt	(266)	(298,252)
Net proceeds from stock plans	16,662	28,289
Purchase of treasury stock	0	(29,538)
Excess tax benefits from stock-based compensation arrangements	2,057	6,488
Net cash used by financing activities	(96,724)	(164,799)
Cash flow for period	(2,459)	(83,226)
Cash and cash equivalents at beginning of year	557,766	498,563
Effect of exchange rate changes on cash and cash equivalents	(27,403)	19,924
Cash and cash equivalents at end of period	527,904	435,261
Supplemental disclosures:
Interest paid	11,913	14,057
Income taxes paid (net of refunds)	$ 50,485	$ 54,341