Condensed Consolidated Statements of Income (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2018	Apr. 30, 2017
Income Statement [Abstract]
Sales	$ 553,706	$ 496,137	$ 1,104,130	$ 903,607
Operating costs and expenses:
Cost of sales	246,878	220,625	496,299	402,957
Selling and administrative expenses	180,123	171,981	363,403	321,201
Total operating costs and expenses	427,001	392,606	859,702	724,158
Operating profit	126,705	103,531	244,428	179,449
Other income (expense):
Interest expense	(12,127)	(7,907)	(23,445)	(13,548)
Interest and investment income	219	272	509	545
Other - net	3,322	(1,323)	145	(1,480)
Total other income (expense)	(8,586)	(8,958)	(22,791)	(14,483)
Income before income taxes	118,119	94,573	221,637	164,966
Income taxes	26,884	30,050	25,847	50,455
Net income	$ 91,235	$ 64,523	$ 195,790	$ 114,511
Average common shares	57,989	57,545	57,870	57,445
Incremental common shares attributable to outstanding stock options, restricted stock, and deferred stock-based compensation	956	687	1,038	681
Average common shares and common share equivalents	58,945	58,232	58,908	58,126
Basic earnings per share	$ 1.57	$ 1.12	$ 3.38	$ 1.99
Diluted earnings per share	1.55	1.11	3.32	1.97
Dividends declared per share	$ 0.30	$ 0.27	$ 0.60	$ 0.54