| Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] |
|
Region
|
|
September 30,
2013
|
|
|
October 31,
2012
|
|
|
North America
|
|
$
|
22,364,518
|
|
|
$
|
19,897,356
|
|
|
Europe, Middle East, and Asia
|
|
|
8,268,332
|
|
|
|
7,471,878
|
|
|
Total
|
|
$
|
30,632,850
|
|
|
$
|
27,369,234
|
|
|
|
|
|
Years Ended January 31,
|
|
|
|
|
2013
|
|
|
2012
|
|
|
2011
|
|
|
Region
|
|
|
|
|
|
|
|
|
|
|
|
|
|
North America
|
|
$
|
29,750,058
|
|
|
$
|
29,610,611
|
|
|
$
|
30,430,458
|
|
|
Europe, Middle East, and Asia
|
|
|
12,778,333
|
|
|
|
11,215,879
|
|
|
|
9,280,063
|
|
|
Total
|
|
$
|
42,528,391
|
|
|
$
|
40,826,490
|
|
|
$
|
39,710,521
|
|
|
| Long-lived Assets by Geographic Areas [Table Text Block] |
|
|
|
|
January 31,
|
|
|
|
|
2013
|
|
|
2012
|
|
|
2011
|
|
|
Region
|
|
|
|
|
|
|
|
|
|
|
|
|
|
North America
|
|
$
|
1,111,651
|
|
|
$
|
1,622,079
|
|
|
$
|
2,461,257
|
|
|
Europe, Middle East, and Asia
|
|
|
647,915
|
|
|
|
766,250
|
|
|
|
865,528
|
|
|
Total
|
|
$
|
1,759,566
|
|
|
$
|
2,388,329
|
|
|
$
|
3,326,785
|
|
|