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Accumulated Other Comprehensive (Loss) Income (Tables)
12 Months Ended
Dec. 31, 2012
Equity [Abstract]  
Accumulated Comprehensive (Loss) Income

 

    Foreign currency translation adjustment     Net prior service credit and actuarial losses     Total  
Balances, December 31, 2010   $ 280,964     $ (1,156,120 )   $ (875,157 )
Change in net prior service credit                        
and actuarial losses, net of tax       66,691       66,691  
Translation adjustment     (229,853 )             (229,853 )
Balances, December 31, 2011   $ 51,111     $ (1,089,429 )   $ (1,038,319 )
Change in net prior service credit                        
and actuarial losses, net of tax       57,191       57,191  
Translation adjustment     194,235               194,235  
Balances, December 31, 2012   $ 245,346     $ (1,032,238 )   $ (786,893 )