Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Oct. 31, 2012
Intangible Assets [Line Items]
Amortizable intangible assets, net	$ 1,407	$ 1,627
Non-amortizable intangible assets, trade marks	410	410
Non-compete agreements
Intangible Assets [Line Items]
Amortizable intangible assets, gross	200	200
Amortizable intangible assets, accumulated amortization	95	55
Amortizable intangible assets, net	105	145
Customer relationships
Intangible Assets [Line Items]
Amortizable intangible assets, gross	1,730	1,730
Amortizable intangible assets, accumulated amortization	428	248
Amortizable intangible assets, net	$ 1,302	$ 1,482