CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Paid-In Capital	Retained Earnings
Beginning balance (in shares) at Oct. 31, 2020		22,251,071
Beginning balance at Oct. 31, 2020	$ 1,419,273	$ 22,251	$ 90,420	$ 1,306,602
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	9,478			9,478
Cash dividends	(9,824)			(9,824)
Stock compensation plan transactions (in shares)		74,564
Stock compensation plan transactions	(1,592)	$ 75	(1,667)
Amortization of unearned compensation	2,147		2,147
Ending balance (in shares) at Jan. 31, 2021		22,325,635
Ending balance at Jan. 31, 2021	1,419,482	$ 22,326	90,900	1,306,256
Beginning balance (in shares) at Oct. 31, 2021		22,329,731
Beginning balance at Oct. 31, 2021	1,850,239	$ 22,330	105,517	1,722,392
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	192,807			192,807
Cash dividends	(9,823)			(9,823)
Stock compensation plan transactions (in shares)		(5,665)
Stock compensation plan transactions	(2,273)	$ (6)	(2,267)
Amortization of unearned compensation	7,883		7,883
Ending balance (in shares) at Jan. 31, 2022		22,324,066
Ending balance at Jan. 31, 2022	$ 2,038,833	$ 22,324	$ 111,133	$ 1,905,376