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Note 3 - Long-term Debt (Tables)
3 Months Ended
Mar. 31, 2016
Notes Tables  
Schedule of Long-term Debt Instruments [Table Text Block]
 
 
March 31,
 
 
December 31,
 
 
 
2016
 
 
2015
 
Long-term debt including current portion:
               
Senior Credit Facility
  $ 980,375     $ 556,438  
2020 Notes
    675,000       675,000  
Total outstanding principal
    1,655,375       1,231,438  
Unamortized deferred loan costs - Senior Credit Facility
    (14,255 )     (6,136 )
Unamortized deferred loan costs - 2020 Notes
    (8,826 )     (9,317 )
Unamortized premium - 2020 Notes
    3,884       4,099  
Less current portion
    (4,250 )     -  
Net carrying value
  $ 1,631,928     $ 1,220,084  
                 
Borrowing availability under Revolving Credit Facility
  $ 60,000     $ 50,000