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NONCONTROLLING INTERESTS (Details) (USD $)	3 Months Ended		6 Months Ended
NONCONTROLLING INTERESTS (Details) (USD $)	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012	Jan. 31, 2013
Noncontrolling Interest [Line Items]
Noncontrolling interests	$ 625,000		$ 625,000		$ 245,000
Net income attributable to noncontrolling interests	$ 195,000	$ 236,000	$ 380,000	$ 504,000
NTS [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest ownership percentage of profits and losses allocated to parent (in hundredths)			50.10%
Ascertiva Group Limited [Member]
Noncontrolling Interest [Line Items]
Noncontrolling interest ownership percentage of profits and losses allocated to noncontrolling owner (in hundredths)			49.90%
NQA, Inc [Member]
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (in hundredths)	50.00%		50.00%

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

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