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Supplemental Cash Flow Information
 12 Months Ended
Dec. 31, 2011
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information
17. Supplemental Cash Flow Information

 

  a) The changes in operating assets and liabilities for the years ended December 31, 2011, 2010 and 2009, are as follows:

 

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

Accounts receivable

     (68,914 )      (21,820 )      64,886  

Prepaid expenses and other assets

     (8,225 )      12,719       35,006  

Accounts payable

     12,216       (11,002 )      (2,731 ) 

Accrued and other liabilities

     (19,424 )      65,518       26,240  

Other long-term liabilities

     —         —         25,254  
   

 

 

    

 

 

    

 

 

  
      (84,347 )      45,415       148,655  
   

 

 

    

 

 

    

 

 

  

 

  b) Cash interest paid, including realized interest rate swap settlements, during the years ended December 31, 2011, 2010, and 2009, totalled $279.1 million, $271.3 million and $263.1 million, respectively. In addition, during the years ended December 31, 2011, 2010 and 2009, cash interest paid relating to interest rate swap amendments and terminations totalled $149.7 million, $nil and $nil, respectively.

 

  c) During the year ended December 31, 2010, an unrelated party contributed a shuttle tanker with a value of $35.0 million to a subsidiary of the Company in exchange for a 33% equity interest in the subsidiary as described in Note 16(e) to these consolidated financial statements. This contribution has been treated as a non-cash transaction in the Company’s consolidated statement of cash flows.