CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings
Balance at Oct. 31, 2017	$ 21,343	$ 89	$ 19,654	$ 1,600
Balance (in shares) at Oct. 31, 2017		8,872,246
Exercise of stock options	413	$ 3	410	0
Exercise of stock options (in shares)		272,627
Stock-based compensation expense	132	$ 0	132	0
Dividends	(360)	0	0	(360)
Consolidated net income	3,658	0	0	3,658
Balance at Apr. 30, 2018	25,186	$ 92	20,196	4,898
Balance (in shares) at Apr. 30, 2018		9,144,873
Balance at Oct. 31, 2018	27,783	$ 93	20,974	6,716
Balance (in shares) at Oct. 31, 2018		9,291,201
Exercise of stock options	357	$ 1	356	0
Exercise of stock options (in shares)		69,150
Stock-based compensation expense	192	$ 0	192	0
Dividends	(373)	0	0	(373)
Consolidated net income	1,701	0	0	1,701
Balance at Apr. 30, 2019	$ 29,660	$ 94	$ 21,522	$ 8,044
Balance (in shares) at Apr. 30, 2019		9,360,351