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Provision (benefit) for income taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017
Current:
Federal	$ 1,344	$ 322
State	236	12
Current income tax expense (benefit)	1,580	334
Deferred:
Federal	(112)	(273)
State	0	1
Deferred Federal, State and Local, Tax Expense (Benefit), Total	(112)	(272)
Provision for income taxes	$ 1,468	$ 62

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Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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