INTANGIBLE ASSETS (Details) (USD $)	Aug. 31, 2013	Feb. 28, 2013
Gross carrying value	$ 36,159,524	$ 39,384,915
Accumulated Amortization	12,561,110	10,072,878
Transfer to Held For Sale		3,500,000
Net Carrying Value	23,598,414	25,812,037
Patent litigation
Weighted Average Amortization Period (In months)	84 months	84 months
Gross carrying value	4,269,973	4,038,904
Accumulated Amortization	1,516,346	1,060,109
Transfer to Held For Sale
Net Carrying Value	2,753,627	2,978,795
Patents
Weighted Average Amortization Period (In months)	120 months	120 months
Gross carrying value	717,846	4,174,306
Accumulated Amortization	87,183	51,356
Transfer to Held For Sale		3,500,000
Net Carrying Value	630,663	622,950
Acquired technology
Weighted Average Amortization Period (In months)	60 months	60 months
Gross carrying value	7,270,000	7,270,000
Accumulated Amortization	3,192,750	2,465,750
Transfer to Held For Sale
Net Carrying Value	4,077,250	4,804,250
Customer relationships
Gross carrying value	12,850,000	12,850,000
Accumulated Amortization	5,413,126	4,143,958
Transfer to Held For Sale
Net Carrying Value	7,436,874	8,706,042
Customer relationships | Minimum [Member]
Weighted Average Amortization Period (In months)	60 months	60 months
Customer relationships | Maximum [Member]
Weighted Average Amortization Period (In months)	72 months	72 months
Software
Weighted Average Amortization Period (In months)	36 months	36 months
Gross carrying value	2,095,705	2,095,705
Accumulated Amortization	2,095,705	2,095,705
Transfer to Held For Sale
Net Carrying Value
Non-compete agreements
Weighted Average Amortization Period (In months)	36 months	36 months
Gross carrying value	212,000	212,000
Accumulated Amortization	212,000	212,000
Transfer to Held For Sale
Net Carrying Value
Trade names
Weighted Average Amortization Period (In months)	24 months	24 months
Gross carrying value	44,000	44,000
Accumulated Amortization	44,000	44,000
Transfer to Held For Sale
Net Carrying Value
Indefinite Trade Name
Gross carrying value	87,000,000	8,700,000
Accumulated Amortization
Transfer to Held For Sale
Net Carrying Value	$ 87,000,000	$ 8,700,000