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Supplemental Cash Flow Information
9 Months Ended
Sep. 30, 2011
Supplemental Cash Flow Information [Abstract] 
Supplemental Cash Flow Information
10. Supplemental Cash Flow Information
     The Company had non-cash investing activities related to its equity investment in Discovery Offshore as 500,000 shares of Discovery Offshore valued at $1.0 million were received by the Company as reimbursement for costs incurred and efforts expended in forming Discovery Offshore.
     The following summarizes investing activities relating to the Seahawk Transaction integrated into the Company’s operations for the period shown (in thousands):
         
    Nine Months  
    Ended  
    September 30, 2011  
Fair Value of Assets
  $ 160,770  
Common Stock Issuance
    (125,329 )
Total Liabilities
    (10,441 )
 
     
Cash Consideration
  $ 25,000  
 
     
                 
    Nine Months Ended September 30,  
    2011     2010  
    (In thousands)  
Cash paid (received), net during the period for:
               
Interest
  $ 41,972     $ 40,210  
Income taxes
    3,338       19,364