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PROPERTY AND EQUIPMENT, NET (Tables)
12 Months Ended
Jan. 31, 2015
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
Property and equipment consists of the following at January 31:
 
 
 
Useful Life in Years
 
2015
 
2014
 
Machinery and equipment
 
3-10
 
$
8,578,099
 
$
10,260,162
 
Furniture and fixtures
 
3-10
 
 
606,595
 
 
636,759
 
Leasehold improvements
 
Lease term
 
 
1,223,776
 
 
1,294,928
 
Land and building (China)
 
20-30
 
 
1,917,154
 
 
1,917,154
 
Land and building (Canada)
 
30
 
 
1,945,227
 
 
2,201,934
 
Land and buildings (USA)
 
30
 
 
4,060,324
 
 
3,952,275
 
Land and buildings (Mexico)
 
30
 
 
2,066,563
 
 
2,066,563
 
Land and building (Brazil)
 
5
 
 
1,241,901
 
 
1,362,696
 
 
 
 
 
 
21,639,639
 
 
23,692,471
 
Less accumulated depreciation
 
 
 
 
(9,983,865)
 
 
(11,735,960)
 
Construction-in-progress
 
 
 
 
32,264
 
 
112,596
 
 
 
 
 
$
11,688,038
 
$
12,069,107