BUSINESS COMBINATIONS (Details) (USD $)			3 Months Ended		3 Months Ended
	Apr. 30, 2013 Minimum [Member]	Apr. 30, 2013 Maximum [Member]	Apr. 30, 2013 CEBOS [Member] Payment	Dec. 28, 2012 CEBOS [Member]	Apr. 30, 2013 DynaSys [Member]	Jun. 06, 2012 DynaSys [Member]
Business Acquisition [Line Items]
Total purchase price of acquisition				$ 3,500,000		$ 7,500,000
Number of separate contingent payments on acquisition on achievement of milestone			2
Future payments required under business acquisition				750,000
Guaranteed future cash payment				250,000
Contingent payments	500,000	1,500,000		500,000
Fair Values of Assets Acquired and Liabilities Assumed [Abstract]
Tangible assets, including cash acquired				1,423,000		4,250,000
Goodwill				2,456,000		2,231,000
Other intangible assets			3,450,000	3,450,000	3,500,000	3,500,000
Total assets acquired				7,329,000		9,981,000
Liabilities assumed				(1,233,000)		(2,032,000)
Deferred tax liability				(1,209,000)		(450,000)
Net assets acquired				4,887,000		7,499,000
Cash acquired from acquisition			$ 400,000		$ 2,800,000