Activity - Stock Option, Restricted Stock and Restricted Stock Units (Details) - $ / shares	3 Months Ended			12 Months Ended
	Jan. 31, 2018	Oct. 31, 2017	Jan. 31, 2017	Oct. 31, 2016
Employee Stock Option [Member]
Number of Shares
Options, Outstanding Beginning of Period	58,166		89,666
Granted	0
Exercised	0		0
Canceled	0		(7,500)
Options, Outstanding End of Period	58,166	58,166	82,166	89,666
Weighted-Average Exercise Price
Options, Outstanding, Beginning of Period, Weighted Average Exercise Price Per Share	$ 8.16		$ 9.67
Granted, Weighted Average Exercise Price Per Share	0.00
Exercised, Weighted Average Exercise Price Per Share	0.00		0.00
Forfeitures and Expirations in Period, Weighted Average Exercise Price	0.00		10.46
Options, Outstanding, End of Period, Weighted Average Exercise Price Per Share	$ 8.16	$ 8.16	$ 9.60	$ 9.67
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	2 years 3 months 6 days	2 years 6 months 10 days	2 years 9 months 20 days	3 years 16 days
Restricted Stock [Member]
Weighted-Average Exercise Price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term		1 year 7 months 5 days
Weighted Average Grant Date Fair Value Restricted Stock and RSUs
Nonvested, Beginning of Period	441,282		376,340
Stock, Granted	220,396		213,099
Stock, Vested	(87,908)		(20,650)
Stock, Forfeited	(1,382)		(1,700)
Nonvested, End of Period	572,388	441,282	567,089	376,340
Nonvested, Weighted Average Grant Date Fair Value, Beginning of Period	$ 7.07		$ 6.40
Granted, Weighted Average Grant Date Fair Value	8.20		7.07
Vested, Weighted Average Grant Date Fair Value	8.48		15.28
Forfeited, Weighted Average Grant Date Fair Value	7.06		13.22
Nonvested, Weighted Average Grant Date Fair Value, End of Period	$ 7.29	$ 7.07	$ 11.19	$ 6.40
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	2 years 2 months 20 days		2 years 30 days	1 year 10 months
Restricted Stock Units (RSUs) [Member]
Weighted Average Grant Date Fair Value Restricted Stock and RSUs
Nonvested, Beginning of Period	35,815		21,539
Stock, Granted	11,563		21,134
Stock, Vested	(6,574)		0
Stock, Forfeited	0		0
Nonvested, End of Period	40,804	35,815	42,673	21,539
Nonvested, Weighted Average Grant Date Fair Value, Beginning of Period	$ 7.69		$ 4.17
Granted, Weighted Average Grant Date Fair Value	8.20		7.06
Vested, Weighted Average Grant Date Fair Value	7.06		0.00
Forfeited, Weighted Average Grant Date Fair Value	0.00		0.00
Nonvested, Weighted Average Grant Date Fair Value, End of Period	$ 7.94	$ 7.69	$ 5.48	$ 4.17
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	1 year 10 months 20 days	1 year 9 months 25 days	2 years 5 months 26 days	1 year 9 months 12 days