The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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The adjustment to expense previously capitalized costs of drilling exploratory wells when proved reserves are not found or when the entity obtains information that raises substantial doubt about the economic or operational viability of the project.

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- Definition

Change in the carrying value of goodwill. The change could be the result of new goodwill acquired, goodwill impairment, if any, goodwill written off related to the sale of a business or other adjustments to goodwill.

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GOODWILL AND INTANGIBLE ASSETS (Details Narrative) (USD $)	3 Months Ended				6 Months Ended	12 Months Ended
	Aug. 31, 2013	Nov. 30, 2012	May 31, 2012	Aug. 31, 2011	Aug. 31, 2013	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2011
Goodwill And Intangible Assets Details Narrative
Increase to goodwill	$ 13,500,000			$ 13,500,000	$ (25,900,000)		$ 13,500,000
Additional impairment expense		2,600,000
Carrying value of the acquired patents			2,600,000		8,700,000
Amortization of intangible assets	$ 1,200,000				$ 2,400,000	$ 5,800,000	$ 4,000,000	$ 694,113