Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

v2.4.0.6
Income Taxes (Details Textual) (USD $)
 3 Months Ended 12 Months Ended
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2012
China [Member]
Dec. 31, 2011
China [Member]
Dec. 31, 2010
China [Member]
Dec. 31, 2009
China [Member]
Dec. 31, 2008
China [Member]
Income Taxes (Additional Textual) [Abstract]                  
Maximum percentage of tax during holiday period         12.50% 12.00% 11.00% 0.00% 0.00%
Income Taxes (Textual) [Abstract]                  
Unrealized excess tax benefits   $ 20,600,000 $ 8,700,000            
Foreign tax credits   11,600,000              
Deferred Tax Assets, Tax Credit Carryforwards, Foreign   6,000,000 5,600,000            
Expiration date of tax credit carryforwards   2021 2020            
Unremitted earnings that were permanently reinvested   82,200,000              
Unremitted earnings that were permanently reinvested relating to operating subsidiaries   1,800,000,000              
Percentage cumulative inflation   100.00%              
Deferred income tax benefit 14,500,000                
Net operating loss carryforward of subsidiaries   2,800,000 5,700,000            
Deferred interest carryforward of subsidiaries   205,600,000 118,400,000            
Valuation allowance   208,300,000 124,200,000            
Valuation Allowance, Deferred Tax Asset, Change in Amount   84,100,000 64,600,000 47,400,000          
Additional Charge to Income Tax Expenses   88,100,000              
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax   1,900,000              
Income tax expense reduce   2,100,000              
Deferred tax liability on unremitted foreign earnings   8,700,000 6,000,000            
Amount of net operating losses that will expire between 2012 and 2020   900,000              
Amount of net operating losses that can be carried forward indefinitely   1,900,000              
Effective tax rate applied   35.00%              
Total amount of the unrecognized tax benefits, including related interest and penalties   39,000,000 38,500,000 49,100,000          
Total accrued interest for tax contingencies   5,500,000 5,600,000            
Total accrued penalties for tax contingencies   1,100,000 1,300,000            
Unrecognized Tax Benefits Income Tax Decreased Penalties And Interest Expense   32,100,000 31,600,000            
Uncertain tax reversal of interest     2,900,000 1,900,000          
Increase in Interest expense related to uncertain tax   100,000              
Increase in reversal penalties to uncertain tax positions   100,000              
Decrease in unrecognized tax benefits expiration of statute of limitations   3,500,000              
Amount of unrecognized tax benefits that could decrease within the next 12 months   26,100,000              
Decrease in unrecognized tax benefits due to the settlement of audits or resolution of administrative or judicial proceedings   $ 22,600,000              
Open Tax Years by Major Tax Jurisdiction   Tax filings are generally subject to examination in major tax jurisdictions for years ending on or after December 31, 2007