CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Income Statement [Abstract]
Net sales	$ 956,455	$ 945,152	$ 2,624,244	$ 2,533,769
Cost and expenses:
Cost of sales	865,997	824,144	2,521,804	2,273,377
Selling, general and administrative	50,590	52,226	156,289	159,991
Cost and expenses	916,587	876,370	2,678,093	2,433,368
Operating income (loss)	39,868	68,782	(53,849)	100,401
Other income (expense):
Interest income	466	0	466	0
Interest expense	(1,521)	(1,492)	(4,492)	(3,174)
Other	2	4	7	6
Other income (expense)	(1,053)	(1,488)	(4,019)	(3,168)
Income (loss) before income taxes	38,815	67,294	(57,868)	97,233
Income tax expense (benefit)	6,005	13,932	(58,220)	21,068
Net income	$ 32,810	$ 53,362	$ 352	$ 76,165
Earnings per share:
Basic (in usd per share)	$ 1.48	$ 2.41	$ 0.02	$ 3.44
Diluted (in usd per share)	1.48	2.41	0.02	3.44
Dividends per share (in usd per share)	$ 0.32	$ 0.32	$ 0.96	$ 0.96