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Other Income
12 Months Ended
Dec. 31, 2011
Other Income [Abstract]  
Other Income
14.   Other Income

 

                         
    Year Ended     Year Ended     Year Ended  
    December 31, 2011     December 31, 2010     December 31, 2009  
    $     $     $  

Volatile organic compound emission plant lease income

    2,900       4,714       6,892  

Gain on sale of marketable securities

    3,372       1,805       —    

Miscellaneous income

    6,088       1,008       6,635  
   

 

 

   

 

 

   

 

 

 

Other income

    12,360       7,527       13,527