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Quarterly Information (Unaudited) (Tables)
 12 Months Ended
Oct. 31, 2014
Schedule of Quarterly Financial Information [Table Text Block]
Selected unaudited financial data for each quarter of fiscal year 2014 and 2013 is presented below. We believe that the information reflects all normal recurring adjustments necessary for a fair presentation of the information for the periods presented.
 
 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Fourth
Quarter
 
Full
Year
Year ended October 31, 2014
 
 
 
 
 
 
 
 
 
 
Revenues
 
$
44,434

 
$
38,274

 
$
43,176

 
$
54,409

 
$
180,293

Gross profit
 
2,199

 
1,611

 
3,961

 
5,955

 
13,726

Loss on operations
 
(7,570
)
 
(8,773
)
 
(6,000
)
 
(4,968
)
 
(27,311
)
Net loss
 
(10,815
)
 
(16,039
)
 
(7,139
)
 
(4,890
)
 
(38,883
)
Preferred stock dividends
 
(800
)
 
(800
)
 
(800
)
 
(800
)
 
(3,200
)
Net loss to common shareholders
 
(11,404
)
 
(16,643
)
 
(7,778
)
 
(5,500
)
 
(41,325
)
Net loss to common shareholders per basic and diluted common share (1)
 
$
(0.06
)
 
$
(0.07
)
 
$
(0.03
)
 
$
(0.02
)
 
$
(0.17
)
Year ended October 31, 2013
 
 
 
 
 
 
 
 
 
 
Revenues
 
$
36,358

 
$
42,436

 
$
53,707

 
$
55,157

 
$
187,658

Gross profit (loss)
 
(2,311
)
 
2,314

 
4,522

 
2,597

 
7,122

Loss on operations
 
(11,070
)
 
(7,197
)
 
(4,594
)
 
(6,952
)
 
(29,813
)
Net loss
 
(11,879
)
 
(7,629
)
 
(5,814
)
 
(9,997
)
 
(35,319
)
Preferred stock dividends
 
(800
)
 
(800
)
 
(800
)
 
(800
)
 
(3,200
)
Net loss to common shareholders
 
(12,481
)
 
(8,165
)
 
(6,412
)
 
(10,500
)
 
(37,558
)
Net loss to common shareholders per basic and diluted common share (1)
 
$
(0.07
)
 
$
(0.04
)
 
$
(0.03
)
 
$
(0.06
)
 
(0.20
)
(1)
The full year net loss to common shareholders basic and diluted share may not equal the sum of the quarters due to weighting of outstanding shares.