Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Apr. 30, 2011	Apr. 30, 2010
Cash flows from operating activities:
Net income	$ 111,139	$ 59,163
Depreciation and amortization	14,246	15,097
Non-cash stock compensation	4,701	2,694
Deferred income (benefit)/expense	(217)	2,529
Other non-cash expense	1,435	1,132
(Gain)/loss on sale of property, plant and equipment	83	78
Tax benefit from the exercise of stock options	(6,919)	(6,071)
Changes in operating assets and liabilities	(12,406)	(55,681)
Net cash provided by operating activities	112,062	18,941
Cash flows from investing activities:
Additions to property, plant and equipment	(10,714)	(4,231)
Proceeds from sale of property, plant and equipment	131	55
Purchases of businesses, net of cash acquired	(21,296)	(18,492)
Proceeds from sale of (purchases of) marketable securities	7,552	(672)
Net cash used in investing activities	(24,327)	(23,340)
Cash flows from financing activities:
Proceeds from short-term borrowings	65	4,478
Repayment of short-term borrowings	(1,544)	(2,147)
Proceeds from long-term debt	49,506	82,000
Repayment of long-term debt	(93,524)	(62,000)
Repayment of capital lease obligations	(2,335)	(2,565)
Issuance of common shares	9,282	10,588
Purchase of treasury shares	(19,134)	(2,775)
Tax benefit from the exercise of stock options	6,919	6,071
Dividends paid	(14,291)	(12,837)
Net cash provided by (used in) financing activities	(65,056)	20,813
Effect of exchange rate changes on cash	1,777	(1,289)
Increase in cash and cash equivalents	24,456	15,125
Cash and cash equivalents:
Beginning of year	42,329	18,781
End of quarter	$ 66,785	$ 33,906