COMMITMENTS AND CONTINGENCIES - Intangible Assets (Details) - USD ($)	12 Months Ended
	Jan. 31, 2016	Jan. 31, 2015	Dec. 31, 2013
Finite-Lived Intangible Assets
Fees to Iogen capitalized	$ 150,000	$ 150,000
Intangible assets, net of amortization	119,000
Royalties paid	0
Intellectual Property
Finite-Lived Intangible Assets
Fees to Iogen capitalized			$ 150,000
Intangible assets, net of amortization	$ 119,000	$ 149,000