Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)	Feb. 28, 2013	Feb. 29, 2012
Income Tax Disclosure [Abstract]
Net operating loss carryforward	$ 1,431,895	$ 1,562,703
Tax credit carryforward	295,230	182,791
Basis difference for investments in investees	4,115,180	3,887,377
Acquisition costs	157,079	144,800
Contributions limitation and carryforward	78,018	0
Subtotal	6,077,402	5,777,671
Less: valuation allowance	(6,077,402)	(5,777,671)
Net deferred tax asset	$ 0	$ 0

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from equity method investments.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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- Definition

The tax effect as of the balance sheet date of the amount of future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance.

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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