CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive (Loss)	Total
Balances at Oct. 31, 2020	$ 657	$ 60,997	$ 172,484	$ (2,990)	$ 231,148
Balances (in shares) at Oct. 31, 2020	6,565,163
Net income			3,100		3,100
Other comprehensive income (loss)				2,958	2,958
Stock-based compensation expense, net of taxes withheld for vested restricted shares	$ 3	1,180			1,183
Stock-based compensation expense, net of taxes withheld for vested restricted shares (in shares)	36,243
Dividends paid			(1,789)		(1,789)
Balances at Apr. 30, 2021	$ 660	62,177	173,795	(32)	236,600
Balances (in shares) at Apr. 30, 2021	6,601,406
Balances at Jan. 31, 2021	$ 658	61,458	172,282	261	234,659
Balances (in shares) at Jan. 31, 2021	6,583,626
Net income			2,437		2,437
Other comprehensive income (loss)				(293)	(293)
Stock-based compensation expense, net of taxes withheld for vested restricted shares	$ 2	719			721
Stock-based compensation expense, net of taxes withheld for vested restricted shares (in shares)	17,780
Dividends paid			(924)		(924)
Balances at Apr. 30, 2021	$ 660	62,177	173,795	(32)	236,600
Balances (in shares) at Apr. 30, 2021	6,601,406
Balances at Oct. 31, 2021	$ 662	63,924	175,574	(1,741)	238,419
Balances (in shares) at Oct. 31, 2021	6,617,717
Net income			5,564		5,564
Other comprehensive income (loss)				(9,023)	(9,023)
Stock-based compensation expense, net of taxes withheld for vested restricted shares	$ 3	1,384			1,387
Stock-based compensation expense, net of taxes withheld for vested restricted shares (in shares)	33,761
Exercise of common stock options	$ 1	116			117
Exercise of common stock options (in shares)	5,437
Stock repurchases	$ (9)	(2,881)			(2,890)
Stock repurchases (in shares)	(89,921)
Dividends paid			(1,923)		(1,923)
Balances at Apr. 30, 2022	$ 657	62,543	179,215	(10,764)	231,651
Balances (in shares) at Apr. 30, 2022	6,566,994
Balances at Jan. 31, 2022	$ 661	63,404	178,172	(2,767)	239,470
Balances (in shares) at Jan. 31, 2022	6,607,437
Net income			2,029		2,029
Other comprehensive income (loss)				(7,997)	(7,997)
Stock-based compensation expense, net of taxes withheld for vested restricted shares	$ 1	805			806
Stock-based compensation expense, net of taxes withheld for vested restricted shares (in shares)	9,321
Stock repurchases	$ (5)	(1,666)			(1,671)
Stock repurchases (in shares)	(49,764)
Dividends paid			(986)		(986)
Balances at Apr. 30, 2022	$ 657	$ 62,543	$ 179,215	$ (10,764)	$ 231,651
Balances (in shares) at Apr. 30, 2022	6,566,994