GOODWILL, INTANGIBLE AND OTHER ASSETS, NET AND GOODWILL IMPAIRMENT (Details 2) (USD $)	12 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Balance at beigning of year	$ 6,132,954	$ 6,297,751
Effect of foreign currency translation	(526,073)	(164,797)
Rounding	1
Goodwill and other intangibles impairment charge	9,953,725	0
Balance at end of year	871,297	6,132,954
U S A [Member]
Balance at beigning of year	871,296	871,296
Effect of foreign currency translation	0	0
Rounding	1
Goodwill and other intangibles impairment charge	0
Balance at end of year	871,297	871,296
Brazil [Member]
Balance at beigning of year	5,261,658	5,426,455
Effect of foreign currency translation	(526,073)	(164,797)
Rounding	0
Goodwill and other intangibles impairment charge	(4,735,585)
Balance at end of year	$ 0	$ 5,261,658