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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE LOSS (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Foreign currency translation adjustment, tax
Common Stock
Foreign currency translation adjustment, tax
Additional Paid-in Capital
Foreign currency translation adjustment, tax
Treasury Stock
Foreign currency translation adjustment, tax
Accumulated Deficit
Foreign currency translation adjustment, tax
Accumulative Other Comprehensive Income
Foreign currency translation adjustment, tax
Noncontrolling Interest
Foreign currency translation adjustment, tax
Comprehensive Loss
Foreign currency translation adjustment, tax

Tax effect of the adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.

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