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Stock-Based Compensation - Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Apr. 30, 2011
2005 Stock Incentive Plan [Member]
Share-based Compensation
Outstanding, Number of Shares, Beginning Balance	4,000
Exercised, Number of Shares	(2,000)
Outstanding, Number of Shares, Ending Balance	2,000	4,000
Exercisable, Number of Shares	2,000
Outstanding, Weighted-Average Exercise Price	$ 19.20
Exercised, Weighted-Average Exercise Price	19.20
Outstanding, Weighted-Average Exercise Price, ending balance	19.20	$ 19.20
Exercisable, Weighted-Average Exercise Price	$ 19.20
Outstanding, Aggregate Intrinsic Value	$ 174
Exercisable, Aggregate Intrinsic Value	$ 174
Outstanding stock options, weighted-average remaining contractual term	9 months 18 days
Total intrinsic value of options exercised	$ 200
Exercisable stock options, weighted-average remaining contractual term	9 months 18 days
Estimated fair market value of options	$ 200	$ 400
2011 Management Incentive Plan [Member]
Share-based Compensation
Common stock shares authorized under plan			1,500,000
Stock Options [Member] \| 2005 Stock Incentive Plan [Member] \| Minimum [Member]
Share-based Compensation
Vesting period	1 year
Expiration period, after grant date	2 years
Stock Options [Member] \| 2005 Stock Incentive Plan [Member] \| Maximum [Member]
Share-based Compensation
Vesting period	5 years
Expiration period, after grant date	5 years
Stock Options [Member] \| 2011 Management Incentive Plan [Member]
Share-based Compensation
Outstanding, Number of Shares, Beginning Balance	20,000
Exercised, Number of Shares	(2,000)
Outstanding, Number of Shares, Ending Balance	18,000	20,000
Exercisable, Number of Shares	12,000
Outstanding, Weighted-Average Exercise Price	$ 40.07
Exercised, Weighted-Average Exercise Price	23.48
Outstanding, Weighted-Average Exercise Price, ending balance	41.91	$ 40.07
Exercisable, Weighted-Average Exercise Price	$ 25.10
Outstanding, Aggregate Intrinsic Value	$ 815
Exercisable, Aggregate Intrinsic Value	$ 745
Outstanding stock options, weighted-average remaining contractual term	3 years 8 months 12 days
Exercisable stock options, weighted-average remaining contractual term	2 years 2 months 12 days
Estimated fair market value of options	$ 700	$ 800