Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Cash flows from operating activities:
Net income	$ 249,539	$ 337,091	$ 377,375
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	56,323	55,454	52,959
Amortization	56,979	54,790	55,448
Provision for losses on receivables	2,165	2,254	1,185
Deferred income taxes	(13,956)	(1,018)	(33,949)
Non-cash stock compensation	12,856	18,086	21,550
Loss on sale of property, plant and equipment	484	953	830
Impairment loss on assets held for sale	87,371	0	0
Other non-cash	3,729	(669)	1,359
Changes in operating assets and liabilities:
Receivables	50,098	(39,992)	10,236
Inventories	5,785	(23,117)	5,532
Prepaid expenses	1,978	(2,024)	(4,046)
Accounts payable	(10,673)	654	(2,671)
Income taxes payable	(7,816)	(3,832)	(2,718)
Accrued liabilities	6,360	(14,027)	2,134
Customer advance payments	(619)	2,193	5,047
Other net	1,818	(3,903)	14,367
Net cash provided by operating activities	502,421	382,893	504,638
Cash flows from investing activities:
Additions to property, plant and equipment	(50,535)	(64,244)	(89,790)
Proceeds from sale of property, plant and equipment	840	1,285	458
Acquisition of businesses, net of cash acquired	(142,414)	(12,486)	(50,586)
Other	(2,000)	(844)	0
Net cash used in investing activities	(194,109)	(76,289)	(139,918)
Cash flows from financing activities:
Proceeds from short-term borrowings	0	0	996
Repayment of short-term borrowings	0	0	(1,006)
Proceeds from long-term debt	165,734	186,635	585,661
Repayment of long-term debt	(319,550)	(254,473)	(854,538)
Repayment of capital lease obligations	(7,605)
Repayment of capital lease obligations		(4,859)	(5,333)
Payment of debt issuance costs	0	(1,742)	(1,826)
Issuance of common shares	50,853	26,020	18,811
Purchase of treasury shares	(52,614)	(120,510)	(24,012)
Dividends paid	(88,347)	(82,145)	(72,443)
Net cash used in financing activities	(251,529)	(251,074)	(353,690)
Effect of exchange rate changes on cash	346	(44)	(5,735)
Increase in cash and cash equivalents	57,129	55,486	5,295
Cash and cash equivalents at beginning of year	151,164	95,678	90,383
Cash and cash equivalents at end of year	$ 208,293	$ 151,164	$ 95,678