Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Debt Conversion [Line Items]
Interest Paid	$ 1,941	$ 677	$ 1,892
Income Taxes Paid	80	8	35
Common Stock Issued for Employee Stock Purchase Plan in Settlement of Prior Year Accrued Employee Contributions	105	169	105
Accrued Sale of Common Stock	357	494	633
Noncash or Part Noncash Acquisition, Fixed Assets Acquired	3,952	0	0
noncash acquisition project assets	1,797	0	0
Debt Conversion and Make Whole Obligation [Member]
Debt Conversion [Line Items]
Stock Issued During Period, Value, Conversion of Convertible Securities	$ 0	$ 0	$ 46,186