Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Cash flows from operating activities:
Net income	$ 343,908	$ 231,064
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	78,233	84,164
Non-cash stock compensation	18,077	9,005
Deferred income taxes	(1,108)	(6,402)
Other non-cash expense	1,450	5,874
Loss on sale of property, plant and equipment	528	274
Changes in operating assets and liabilities	12,565	2,455
Pension and postretirement plans	(82,604)	(24,657)
Other	4,407	8,181
Net cash provided by operating activities	375,456	309,958
Cash flows from investing activities:
Additions to property, plant and equipment	(28,073)	(36,096)
Proceeds from sale of property, plant and equipment	82	164
Other	4,994	(2,000)
Acquisition of businesses, net of cash acquired	0	(125,260)
Net cash used in investing activities	(22,997)	(163,192)
Cash flows from financing activities:
Proceeds from long-term debt	5,751	165,734
Repayment of long-term debt	(298,041)	(163,994)
Repayment of finance lease obligations	(5,111)	(5,814)
Issuance of common shares	24,136	46,304
Purchase of treasury shares	(46,840)	(51,897)
Dividends paid	(68,021)	(65,737)
Net cash used in financing activities	(388,126)	(75,404)
Effect of exchange rate changes on cash	1,609	(743)
Increase (decrease) in cash and cash equivalents	(34,058)	70,619
Cash and cash equivalents:
Beginning of year	208,293	151,164
End of period	$ 174,235	$ 221,783