Activity - Stock Option, Restricted Stock and Restricted Stock Units (Details) - $ / shares	3 Months Ended		12 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Oct. 31, 2016	Oct. 31, 2015
Employee Stock Option [Member]
Number of Shares
Options, Outstanding Beginning of Period	89,666	90,666	90,666
Granted	0
Exercised	0	0
Canceled	(7,500)	0
Options, Outstanding End of Period	82,166	90,666	89,666	90,666
Weighted-Average Exercise Price
Options, Outstanding, Beginning of Period, Weighted Average Exercise Price Per Share	$ 9.67	$ 9.70	$ 9.70
Granted, Weighted Average Exercise Price Per Share	0
Exercised, Weighted Average Exercise Price Per Share	0	0
Forfeitures and Expirations in Period, Weighted Average Exercise Price	10.46	0
Options, Outstanding, End of Period, Weighted Average Exercise Price Per Share	$ 9.60	$ 9.70	$ 9.67	$ 9.70
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	2 years 9 months 20 days	3 years 1 month 1 day	3 years 1 month 2 days	4 years 1 month 7 days
Restricted Stock [Member]
Weighted Average Grant Date Fair Value Restricted Stock and RSUs
Nonvested, Beginning of Period	376,340	124,255	124,255
Stock, Granted	213,099	32,394
Stock, Vested	(20,650)	(15,564)
Stock, Forfeited	(1,700)	0
Nonvested, End of Period	567,089	141,085	376,340	124,255
Nonvested, Weighted Average Grant Date Fair Value, Beginning of Period	$ 6.40	$ 13.77	$ 13.77
Granted, Weighted Average Grant Date Fair Value	7.07	5.22
Vested, Weighted Average Grant Date Fair Value	15.28	19.36
Forfeited, Weighted Average Grant Date Fair Value	13.22	0
Nonvested, Weighted Average Grant Date Fair Value, End of Period	$ 11.19	$ 11.19	$ 6.40	$ 13.77
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	2 years 30 days	1 year 10 months	1 year 10 months	2 years 3 months 10 days
Restricted Stock Units (RSUs) [Member]
Weighted Average Grant Date Fair Value Restricted Stock and RSUs
Nonvested, Beginning of Period	21,539	0	0
Stock, Granted	21,134	0
Stock, Vested	0	0
Stock, Forfeited	0	0
Nonvested, End of Period	42,673	0	21,539	0
Nonvested, Weighted Average Grant Date Fair Value, Beginning of Period	$ 4.17	$ 0	$ 0
Granted, Weighted Average Grant Date Fair Value	7.06	0
Vested, Weighted Average Grant Date Fair Value	0	0
Forfeited, Weighted Average Grant Date Fair Value	0	0
Nonvested, Weighted Average Grant Date Fair Value, End of Period	$ 5.48	$ 0	$ 4.17	$ 0