Significant Components of Deferred Income Tax Assets (Detail) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Schedule of Deferred Tax Assets and Liabilities [Line Items]
Net operating loss carry forward	$ 4,231,319	$ 3,631,132
Unrealized intercompany profit in inventory	19,626	13,142
Accrued R&D expenses		187,446
Less: Valuation allowance	(4,231,319)	(3,631,132)
Deferred income tax assets	$ 19,626	$ 200,588

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

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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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

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from reserves and accruals.

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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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