Reconciliation of Income Tax at Federal Statutory Rate (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012
Income Tax Disclosure [Line Items]
Income tax at Federal statutory rate	$ 2,315	$ 1,396
State tax provision, net of Federal tax benefit	232	230
Nondeductible differences:
ISO stock options, net	(509)	7
Qualified domestic production activities deduction	(87)	(46)
Other	40	36
Uncertain tax positions	0	(79)
R&D credit	(87)	0
Other	(74)	(45)
Provision for income taxes	$ 1,830	$ 1,499
Income tax at Federal statutory rate (Pretax Income)	34.00%	34.00%
State tax provision, net of Federal tax benefit (Pretax Income)	3.40%	5.60%
Nondeductible differences: ( Pretax Income)
ISO stock options, net (Pretax Income)	(7.40%)	0.20%
Qualified domestic production activities deduction (Pretax Income)	(1.30%)	(1.10%)
Other (Pretax Income)	0.60%	0.90%
Uncertain tax positions (Pretax Income)	0.00%	(1.90%)
R&D credit (Pretax Income)	(1.30%)	0.00%
Other (Pretax income)	(1.10%)	(1.20%)
Provision for income taxes (Pretax Income)	26.90%	36.50%