Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $)	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011
Statement of Other Comprehensive Income [Abstract]
Net loss	$ (6,583,102)	$ (7,243,200)
Other comprehensive income:
Foreign currency translation gain	76,503	104,192
Unrealized gain on available-for-sale securities		18,502
Comprehensive loss	$ (6,506,599)	$ (7,120,506)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

- Definition

Amount after tax and reclassification adjustments, resulting from the process of expressing in the reporting currency of the reporting entity those amounts that are denominated or measured in a different currency, and from transactions whose terms are denominated in a currency other than the entity's functional currency, which is attributable to the parent entity.

+ References

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+ Details

- Definition

Net of tax amount of other comprehensive income (loss) attributable to the parent entity.

+ References

+ Details

- Definition

Net of tax amount of unrealized holding gain (loss) before reclassification adjustments and transfers on available-for-sale securities.

+ References

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+ Details